Items where Author is "Juahir, Hafizan"

Elfikrie, Nurulizani and Yu, Bin Ho and Zaidon, Siti Zulfa and Juahir, Hafizan and Tan, Eugenie Sin Sing (2020) Occurrence of pesticides in surface water, pesticides removal efficiency in drinking water treatment plant and potential health risk to consumers in Tengi River Basin, Malaysia. Science of The Total Environment, 712 (136540). pp. 1-9. ISSN 0048-9697; ESSN: 1879-1026

Razak, Nurhafiza and Aris, Ahamd Zaharin and Ramli, Mohammad Firuz and Looi, Ley Juen and Juahir, Hafizan (2018) Temporal flood incidence forecasting for Segamat River (Malaysia) using autoregressive integrated moving average modelling. Journal of Flood Risk Management, 11. 794 - 804. ISSN ESSN: 1753-318X

Hamzah, Zahidi and Aris, Ahmad Zaharin and Ramli, Mohammad Firuz and Juahir, Hafizan and Narany, Tahoora Sheikhy (2017) Groundwater quality assessment using integrated geochemical methods, multivariate statistical analysis, and geostatistical technique in shallow coastal aquifer of Terengganu, Malaysia. Arabian Journal of Geosciences, 10 (2). pp. 1-17. ISSN 1866-7511; ESSN: 1866-7538

Samsudin, Mohd Saiful and Khalit, Saiful Iskandar and Azid, Azman and Juahir, Hafizan and Mohd Saudi, Ahmad Shakir and Sharip, Zati and Zaudi, Muhammad Amar (2017) Control limit detection for source apportionment in Perlis River Basin, Malaysia. Malaysian Journal of Fundamental and Applied Sciences, 13 (3). pp. 294-303. ISSN 2289-5981; ESSN: 2289-599X

Tengku Ismail, Tengku Hanidza and Juahir, Hafizan and Aris, Ahmad Zaharin and M. Zain, Sharifuddin and Abu Samah, Armi (2016) Local community acceptance of the rare earth industry: the case of the Lynas Advanced Materials Plant (LAMP) in Malaysia. Environment, Development and Sustainability, 18 (3). pp. 739-762. ISSN 1387-585X; ESSN: 1573-2975

Shamsuddin, Aida Soraya and Syed Ismail, Sharifah Norkhadijah and Zainal Abidin, Emilia and Ho, Yu Bin and Juahir, Hafizan (2016) Contamination of nitrate in groundwater and evaluation of health risk in Bachok, Kelantan: a cross-sectional study. American Journal of Applied Sciences, 13 (1). pp. 80-90. ISSN 1546-9239; ESSN: 1554-3641

Kamarudin, Mohd Khairul Amri and Toriman, Mohd Ekhwan and Rosli, Mohd Hafiz and Juahir, Hafizan and Abdul Aziz, Nor Azlina and Azid, Azman and Mohamed Zainuddin, Syahrir Farihan and Sulaiman, Wan Nor Azmin (2015) Analysis of meander evolution studies on effect from land use and climate change at the upstream reach of the Pahang River, Malaysia. Mitigation and Adaptation Strategies for Global Change, 20 (8). pp. 1319-1334. ISSN 1381-2386; ESSN: 1573-1596

Gazzaz, Nabeel M. and Yusoff, Mohd Kamil and Ramli, Mohammad Firuz and Juahir, Hafizan and Aris, Ahmad Zaharin (2015) Artificial neural network modeling of the water quality index using land use areas as predictors. Water Environment Research, 87 (2). pp. 99-112. ISSN 1061-4303; ESSN: 1554-7531

Tengku Ismail, Tengku Hanidza and Hassan, Azman and Juahir, Hafizan and Md Zain, Sharifuddin and Abu Samah, Mohd Armi (2015) Lynas Advance Material Plant (LAMP) project: examining factors influencing risk acceptance by the host community. Procedia Environmental Sciences, 30. pp. 21-26. ISSN 1878-0296

Abdullah, Ahmad Makmom and Azid, Azman and Juahir, Hafizan and Amran, Mohammad Azizi and Mustafa, Ahmad Dasuki and Azaman, Fazureen and Nasruddin, Hairul Nazmin (2015) Nox emission modelling from industrial steam boilers. Jurnal Teknologi, 76 (1). pp. 115-123. ISSN 2180-3722; ESSN: 0127-9696

Narany, Tahoora Sheikhy and Ramli, Mohammad Firuz and Aris, Ahmad Zaharin and Sulaiman, Wan Nor Azmin and Juahir, Hafizan and Fakharian, Kazem (2014) Identification of the hydrogeochemical processes in groundwater using classic integrated geochemical methods and geostatistical techniques, in Amol-Babol Plain, Iran. The Scientific World Journal, 2014. art. no. 419058. pp. 1-15. ISSN 2356-6140; ESSN: 1537-744X

Aris, Ahmad Zaharin and Lim, Wan Ying and Praveena, Sarva Mangala and Yusoff, Mohd Kamil and Ramli, Mohammad Firuz and Juahir, Hafizan (2014) Water quality status of selected rivers in Kota Marudu, Sabah, Malaysia and its suitability for usage. Sains Malaysiana, 43 (3). pp. 377-388. ISSN 0026-6039

Aris, Ahmad Zaharin and Praveena, Sarva Mangala and Mohd Isa, Noorain and Lim, Wan Ying and Juahir, Hafizan and Yusoff, Mohd Kamil and Mustapha, Adamu (2013) Application of environmetric methods to surface water quality assessment of Langkawi Geopark (Malaysia). Environmental Forensics, 14 (3). pp. 230-239. ISSN 1527-5922; ESSN: 1527-5930

Retnam, Ananthy and Zakaria, Mohamad Pauzi and Juahir, Hafizan and Aris, Ahmad Zaharin and Abdul Zali, Munirah and Kasim, Mohd Fadhil (2013) Chemometric techniques in distribution, characterisation and source apportionment of polycyclic aromatic hydrocarbons (PAHS) in aquaculture sediments in Malaysia. Marine Pollution Bulletin, 69 (1-2). pp. 55-66. ISSN 0025-326X

Sulaiman, Siti Hajar and Tengku Ismail, Tengku Hanidza and Juahir, Hafizan and Harun, Rosta (2013) Developing scales for measuring teachers' acceptance of the environmental education (EE) kit: a pilot study in Malaysian schools. World Applied Sciences Journal, 23 (6). pp. 726-733. ISSN 1818-4952; ESSN: 1991-6426

Mohd Ali, Zalina and Ibrahim, Noor Akma and Mengersen, Kerrie and Shitan, Mahendran and Juahir, Hafizan (2013) New relative importance of water quality variables in Langat River. International Journal of Chemical and Environmental Engineering, 4 (1). pp. 25-31. ISSN 2078-0737

Mustapha, Adamu and Aris, Ahmad Zaharin and Juahir, Hafizan and Ramli, Mohammad Firuz and Kura, Nura Umar (2013) River water quality assessment using environmentric techniques : case study of Jakara River Basin. Environmental Science and Pollution Research, 20 (8). pp. 5630-5644. ISSN 0944-1344; ESSN: 1614-7499

Syed Abdul Mutalib, Sharifah Norsukhairin and Juahir, Hafizan and Azid, Azman and Mohd Sharif, Sharifah and Latif, Mohd Talib and Aris, Ahmad Zaharin and M. Zain, Sharifuddin and Dominick, Dorrena (2013) Spatial and temporal air quality pattern recognition using environmetric techniques : a case study in Malaysia. Environmental Science: Processes & Impacts, 15 (9). pp. 1717-1728. ISSN 2050-7887; ESSN: 2050-7895

Mustapha, Adamu and Aris, Ahmad Zaharin and Juahir, Hafizan and Ramli, Mohammad Firuz (2013) Surface water quality contamination source apportionment and physicochemical characterization at the upper section of the Jakara Basin, Nigeria. Arabian Journal of Geosciences, 6 (12). pp. 4903-4915. ISSN 1866-7511; ESSN: 1866-7538

Ismail, Syazwan Aizat and Baharudin, Mohd Rafee and Juahir, Hafizan and Azman, Ahmad Zaid Fattah and Abd Manan, Nizar and Zulkapri, Izwyn and A. A., Muhaimin and Mohd Yunos, Mohd Amirul Syafiq and Abdul Rahman, Anita and Juni, Muhamad Hanafiah and Mohd Sham, Shaharuddin and Ardani, Mohd Ibthisham and Ismail, Mohd Hasmadi and Mohd Noor, Mohamad Azhar and Saat, Azizan Hadi and I., Zulfadhli and Jailani, Othman (2012) Development of an indoor air quality checklist for risk assessment of indoor air pollutants by semiquantitative score in nonindustrial workplaces. Risk Management and Healthcare Policy, 5. pp. 17-23. ISSN 1179-1594

Juahir, Hafizan and M. Zain, Sharifuddin and Yusoff, Mohd Kamil and Tengku Ismail, Tengku Hanidza and Mohd Armi, A. S. and Toriman, Mohd Ekhwan and Mokhtar, Mazlin (2011) Spatial water quality assessment of Langat River Basin (Malaysia) Using environmetric techniques. Environmental Monitoring and Assessment, 173 (1-4). pp. 625-641. ISSN 0167-6369; ESSN:1573-2959

Mohd, Isahak and Mansor, Muhd Ariffin and Awaluddin, Mohammad Roshide Amir and Mohd Nasir, Mohd Fahmi and Samsudin, Mohd Saiful and Juahir, Hafizan and Ramli, Norlafifah (2011) Pattern recognition of Kedah River water quality data by implementation of principal component analysis. World Applied Sciences Journal, 14. pp. 66-72. ISSN 1818-4952; ESSN: 1991-6426

Mohd Nasir, Mohd Fahmi and Samsudin, Mohd Saiful and Mohamad, Isahak and Awaluddin, Mohammad Roshide Amir and Mansor, Muhd Ariffin and Juahir, Hafizan and Ramli, Norlafifah (2011) River water quality modeling using combined principle component analysis (PCA) and multiple linear regressions (MLR): a case study at Klang River, Malaysia. World Applied Sciences Journal, 14. pp. 73-82. ISSN 1818-4952; ESSN: 1991-6426

Abdul Zali, Munirah and Retnam, Ananthy and Juahir, Hafizan and Md Zain, Sharifuddin and Kasim, Mohd Fadhil and Abdullah, Baharuddin and Saadudin, Syaiful Bahren (2011) Sensitivity analysis for water quality index (WQI) prediction for Kinta River, Malaysia. World Applied Sciences Journal, 14. pp. 60-65. ISSN 1818-4952; ESSN: 1991-6426

Abdul Zali, Munirah and Retnam, Ananthy and Juahir, Hafizan (2011) Spatial characterization of water quality using principal component analysis approach at Juru River basin, Malaysia. World Applied Sciences Journal, 14. pp. 55-59. ISSN 1818-4952; ESSN: 1991-6426

Toriman, Mohd Ekhwan and Hashim, Norbaya and Hassan, Abd. Jalil and Mokhtar, Mazlin and Juahir, Hafizan and Gasim, Muhammad Barzani and Abdullah, Md Pauzi (2011) Study on the impact of tidal effects on water quality modelling of Juru River, Malaysia. Asian Journal of Scientific Research, 4 (2). pp. 129-138. ISSN 1992-1454; ESSN:2077-2076

Ramli, Mohammad Firuz and Yusof, N. and Mohd Shafri, Helmi Zulhaidi and Misman, Muhamad Afizzul and Juahir, Hafizan and Yusoff, Mohd Kamil (2010) Comparison between topographic expression of RADARSAT and DEM in Simpang Pulai to Pos Selim, Malaysia. Environment Asia, 3 (spec.). pp. 93-97. ISSN 1906-1714

Tengku Ismail, Tengku Hanidza and Tengku Khalkausar, F. and Yasutake, A. and M. Zain, Sharifuddin and Juahir, Hafizan and Harun, Rosta (2010) Hair mercury levels in relation to marine fish consumption among adults in Malaysia. Environment Asia, 3. pp. 175-185. ISSN 1906-1714

Juahir, Hafizan and M. Zain, Sharifuddin and Aris, Ahmad Zaharin and Yusoff, Mohd Kamil and Abu Samah, Mohd Armi and Mokhtar, Mazlin (2010) Hydrological trend analysis due to land use changes at Langat River Basin. Environment Asia, 3 (Special Issues). pp. 20-31. ISSN 1906-1714

Harun, Rosta and Sulong, Azizah and Yip, Hin Wai and Tengku Ismail, Tengku Hanidza and Yusoff, Mohd Kamil and Abdul Manaf, Latifah and Juahir, Hafizan (2010) Impacts of forest changes on indigenous people livelihood in Pekan District, Pahang. Environment Asia, 3 (Special Issues). pp. 156-159. ISSN 1906-1714

Ramli, Mohammad Firuz and Yusof, N. and Yusoff, Mohd Kamil and Juahir, Hafizan and Mohd Shafri, Helmi Zulhaidi (2010) Lineament mapping and its application in landslide hazard assessment: a review. Bulletin of Engineering Geology and the Environment, 69 (2). pp. 215-233. ISSN 1435-9529

Tengku Ismail, Tengku Hanidza and M. Zain, Sharifuddin and Juahir, Hafizan and Yusoff, Mohd Kamil and Abdul Manaf, Latifah (2010) Organophosphate exposure: a preliminary assessment on the use of pesticide intensity score to evaluate exposure among fruit growers. Environment Asia, 3 (Special Issues). pp. 203-216. ISSN 1906-1714

Juahir, Hafizan and Md Zain, Sharifuddin and Aris, Ahmad Zaharin and Yusoff, Mohd Kamil and Mokhtar, Mazlin (2010) Spatial assessment of Langat river water quality using chemometrics. Journal of Environmental Monitoring, 12 (1). pp. 287-295. ISSN 1464-0325

Saim, Norashikin and Osman, Rozita and Abg Spian, Dayang Ratena Sari and Jaafar, Mohd Zuli and Juahir, Hafizan and Abdullah, Md Pauzi and Ab Ghani, Fuzziawati (2009) Chemometric approach to validating faecal sterols as source tracer for faecal contamination in water. Water Research, 43 (20). pp. 5023-5030. ISSN 0043-1354

Abd Manaf, Latifah and Che Jusoh, Mohd Lokman and Yusoff, Mohd Kamil and Tengku Ismail, Tengku Hanidza and Harun, Rosta and Juahir, Hafizan and Jusoff, Kamaruzaman (2009) Influences of Bedding Material in Vermicomposting Process. International Journal of Biology, 1 (1). pp. 81-91. ISSN 1916-9671

Juahir, Hafizan and M. Zain, Sharifuddin and A. Khan, Rashid and Yusoff, Mohd K. and Mokhtar, Mazlin B. and Toriman, Mohd E. (2009) Using chemometrics in assessing langat river water quality and designing a cost-effective water sampling strategy. Maejo International Journal of Science and Technology, 3 (1). pp. 26-42. ISSN 1905-7873

Hassan, Aminuddin and Juahir, Hafizan and Jamaludin, Nur Syuhada (2009) The level of environmental awareness among students to fulfill the aspiration of National Philosophy of Education. American Journal of Scientific Research, 5. pp. 50-58. ISSN 1450-223X

Yusoff, Mohd Kamil and Ramli, Mohammad Firuz and Juahir, Hafizan and Kwong, Siew San and Abd Manaf, Latifah and Tengku Ismail, Tengku Hanidza and Harun, Rostam (2008) BOD5 and TOC at river crossings, East Coast Highway, Peninsular Malaysia. Journal of Environmental Hydrology, 16. p. 9. ISSN 1058-3912

Tengku Ismail, Tengku Hanidza and Tunku Fathahi , Tunku Khalkausar and A., Yasutake and M. Zain, Sharifuddin and Juahir, Hafizan and Harun, Rosta (2008) Mercury exposure in coastal communities of Kedah and Kelantan, Malaysia. The IUP Journal of Environmental Sciences, 2 (2). pp. 30-44. ISSN 0973-9912

Juahir, Hafizan and Ramli, Mohammad Firuz and Yusoff, Mohd. Kamil and Mohd Zain, Sharifuddin and Oksel, O. and Mat Perak, Z. and Haron, A.R. (2008) The prediction of suspended solids of river in forested catchment using artificial neural network. The Malaysian Forester, 71 (1). p. 10. ISSN 0302-2935

Shamsudin, Mad Nasir and Ibrahim, H. M. and Sulaiman, Wan Nor Azmin and Juahir, Hafizan and Yaziz, Mohamad Ismail and Hassan, Mohd. Nasir (2006) Selected essays in environmental sciences and management : towards a sustainable tropical environment. Universiti Putra Malaysia Press, Serdang, Selangor. ISBN 9789833455484

Mohd Ali, Zalina and Ibrahim, Noor Akma and Mengersen, Kerrie and Shitan, Mahendran and Juahir, Hafizan and Ahmad Shahabuddin, Faridatul Azna (2012) Temporal water quality assessment of Langat river from 1995 - 2006. In: Water quality: Monitoring and Assessment. InTech, Croatia, pp. 321-346. ISBN 9789535104865

Md Dali, Faradiah and Juahir, Hafizan and Aris, Ahmad Zaharin and Toriman, Mohd Ekhwan and Lim, Ai Phing and Looi, Ley Juen and Syed Sagoff, Syed Badruz-Zaman and Mohd Kusin, Faradiella (2013) Assessment of water quality using environmetric techniques at Johor River. In: International Conference on Environmental Forensics 2013, 11-14 Nov. 2013, Marriot Hotel, Putrajaya, Malaysia. (pp. 403-407).

Mohd Ali, Zalina and Ibrahim, Noor Akma and Mengersen, Kerrie and Shitan, Mahendran and Juahir, Hafizan (2013) Bayesian model-based approach for developing a river water quality index. In: Statistics and Operational Research International Conference (SORIC 2013), 3–5 Dec. 2013, Sarawak, Malaysia. (pp. 45-54).

Tengku Ismail, Tengku Hanidza and Juahir, Hafizan and Aris, Ahmad Zaharin (2013) Concerns on the threat of environmental hazards to human and environment in Malaysia: an exploratory analysis. In: International Conference on Environmental Forensics 2013, 11-14 Nov. 2013, Marriot Hotel, Putrajaya, Malaysia. (pp. 385-389).

Saad, Nurashida and Abdullah, Ahmad Makmom and Juahir, Hafizan and Harun, Rosta (2013) Contribution fuel consumption of fishing vessel operation to greenhouse gas emission. In: International Conference on Environmental Forensics 2013, 11-14 Nov. 2013, Marriot Hotel, Putrajaya, Malaysia. (pp. 343-346).

Shamsuddin, Mohd Khairul Nizar and Juahir, Hafizan and Sulaiman, Wan Nor Azmin and Normi, Azrul and Suratman, Saim (2013) Determining the interaction between geostatistical and geochemical analysis of rivers, lakes and groundwater at a small bank infiltration study site in Jenderam Hilir, Selangor. In: National Geoscience Conference 2013, 8 - 9 June. 2013, Perak, Malaysia. (pp. 105-107).

Mohd Ali, Zalina and Ibrahim, Noor Akma and Mengersen, Kerrie and Shitan, Mahendran and Juahir, Hafizan (2013) Discriminant analysis of water quality data in Langat River. In: International Conference on Environmental Forensics 2013, 11-14 Nov. 2013, Marriot Hotel, Putrajaya, Malaysia. (pp. 597-601).

Moh, Yiing Chiee and Abd Manaf, Latifah and Juahir, Hafizan (2013) Opportunities for household solid waste recycling and policy status in Malaysia. In: International Conference on Environmental Forensics 2013, 11-14 Nov. 2013, Marriot Hotel, Putrajaya, Malaysia. (pp. 143-147).

Mohd Ali, Zalina and Ibrahim, Noor Akma and Mengersen, Kerrie and Shitan, Mahendran and Juahir, Hafizan (2013) Robust principal component analysis in water quality index development. In: 3rd International Conference on Mathematical Sciences (ICMS3), 17-19 Dec. 2013, Kuala Lumpur, Malaysia. (pp. 1091-1097).

Azid, Azman and Juahir, Hafizan and Aris, Ahmad Zaharin and Toriman, Mohd Ekhwan and Latif, Mohd Talib and Md Zain, Sharifuddin and Ku Yusof, Ku Mohd Kalkausar and Mohd Saudi, Ahmad Shakir (2013) Spatial analysis of the air pollutant index in the southern region of Peninsular Malaysia using environmetric techniques. In: International Conference on Environmental Forensics 2013, 11-14 Nov. 2013, Marriot Hotel, Putrajaya, Malaysia. (pp. 307-312).

Mohd Saudi, Ahmad Shakir and Juahir, Hafizan and Azid, Azman and Ku Yusof, Ku Mohd Kalkausar and Mohamed Zainuddin, Syahrir Farihan and Osman, Mohamad Romizan (2013) Spatial assessment of water quality affected by the land-use changes along Kuantan river basin. In: International Conference on Environmental Forensics 2013, 11-14 Nov. 2013, Marriot Hotel, Putrajaya, Malaysia. (pp. 297-300).

Appa Rwoo, Manutha and Juahir, Hafizan and Azid, Azman and Mohd Sharif, Sharifah and Roslan, Nor Malissa and Md Zain, Sharifuddin and Toriman, Mohd Ekhwan (2013) Spatial variations of drinking water quality monitoring in water treatment plant using environmetric techniques. In: International Conference on Environmental Forensics 2013, 11-14 Nov. 2013, Marriot Hotel, Putrajaya, Malaysia. (pp. 325-329).

Retnam, Ananthy and Juahir, Hafizan and Zakaria, Mohamad Pauzi and Aris, Ahmad Zaharin and Kasim, Mohd Fadhil (2013) Water quality and enrichment of sedimentary polycyclic aromatic hydrocarbons (PAHs) relation to fish culture in Malaysia. In: International Conference on Environmental Forensics 2013, 11-14 Nov. 2013, Marriot Hotel, Putrajaya, Malaysia. (pp. 555-559).

Abd. Karim, Mohammed Hatta and Juahir, Hafizan and Aris, Ahmad Zaharin (2013) A comparative study of groundwater quality of various aquifer systems in Malaysia. In: International Conference on Environmental Forensics 2013, 11-14 Nov. 2013, Marriot Hotel, Putrajaya, Malaysia. (pp. 313-317).

Lim, Ai Phing and Aris, Ahmad Zaharin and Juahir, Hafizan (2013) An experimental approach on the removal of Cd (II) and Pb (II) ions from aqueous solutions by using dead calcareous skeletons. In: International Conference on Environmental Forensics 2013, 11-14 Nov. 2013, Marriot Hotel, Putrajaya, Malaysia. (pp. 117-120).

Mohd Ali, Zalina and Ibrahim, Noor Akma and Mengersen, Kerrie and Shitan, Mahendran and Juahir, Hafizan (2012) The Langat River water quality index based on principal component analysis. In: 20th National Symposium on Mathematical Sciences (SKSM20), 18-20 Dec. 2012, Palm Garden Hotel, Putrajaya, Malaysia. (pp. 1322-1336).

Mohd Idris, Elfera Idora and Mohamat Yusuff, Ferdaus and Juahir, Hafizan and Zulkifli, Syaizwan Zahmir and Ismail, Ahmad (2012) Source apportionment of organotin compound based on spatial variation using multiple linear regression (MLR) and hierarchical agglomerative cluster analysis (HACA) in Southern Coast of Peninsular Malaysia. In: Malaysia International Biological Symposium 2012: Sustainable Management of Bioresources, 11-12 July 2012, Selangor, Malaysia. (pp. 100-104).

Sulaiman, Siti Hajar and Tengku Ismail, Tengku Hanidza and Juahir, Hafizan and Harun, Rosta (2012) Teachers' acceptance of the environmental education (EE) kit for teaching environmental education component in the classrooms. In: National Research & Innovation Conference for Graduate Students in Social Sciences (GS-NRIC 2012), 7-9 Dec. 2012, Mahkota Hotel, Melaka. (pp. 499-507).

Mohd Ali, Zalina and Ibrahim, Noor Akma and Mengersen, Kerrie and Shitan, Mahendran and Juahir, Hafizan (2012) The selection of the Bayesian coincident-index models using model comparison criterion with application in Langat river water quality data. In: 20th National Symposium on Mathematical Sciences (SKSM20), 18-20 Dec. 2012, Palm Garden Hotel, Putrajaya, Malaysia. (pp. 1283-1292).

Mat Daud, Norhafiza and Abdul Manaf, Latifah and Yusoff, Mohd Kamil and Juahir, Hafizan (2009) Predict of river water quality modeling using artificial neural network (ANN). In: Postgraduate Qolloquium Semester 1 2009/2010, 26-29 Oct. 2009, Faculty of Environmental Studies, Universiti Putra Malaysia. .

Azhar, Shah Christirani and Mohd Yusof, Kamil and Juahir, Hafizan (2009) Water quality pattern recognition study of Muda River Basin using multivariate analysis. In: Postgraduate Qolloquium Semester 1 2009/2010, 26-29 Oct. 2009, Faculty of Environmental Studies, Universiti Putra Malaysia. (pp. 294-296).

Ramli, Mohammad Firuz and Yusof, N. and Mohd Shafri, Helmi Zulhaidi and Misman, Muhamad Afizzul and Juahir, Hafizan and Yusoff, Mohd Kamil (2008) Structural geological mapping in Simpang Pulai to Pos Selim, Malaysia utilising satellite imagery. In: The International Symposium Geotunis 2008, 26-30 November 2008, Tunis, Tunisia. . (Unpublished)