| A review of biomass-derived heterogeneous catalyst for a sustainable biodiesel production SHYS Abdullah, NHM Hanapi, A Azid, R Umar, H Juahir, H Khatoon, ... Renewable and Sustainable Energy Reviews 70, 1040-1051, 2017 | 480 | 2017 |
| Spatial assessment and source identification of heavy metals pollution in surface water using several chemometric techniques A Ismail, ME Toriman, H Juahir, SM Zain, NLA Habir, A Retnam, ... Marine pollution bulletin 106 (1-2), 292-300, 2016 | 122 | 2016 |
| Optimization of biodiesel production by solid acid catalyst derived from coconut shell via response surface methodology A Endut, SHYS Abdullah, NHM Hanapi, SHA Hamid, F Lananan, ... International Biodeterioration & Biodegradation 124, 250-257, 2017 | 111 | 2017 |
| Identification source of variation on regional impact of air quality pattern using chemometric A Azid, H Juahir, E Ezani, ME Toriman, A Endut, MNA Rahman, K Yunus, ... Aerosol and Air Quality Research 15 (4), 1545-1558, 2015 | 51 | 2015 |
| Assessment of total suspended sediment and bed sediment grains in upstream areas of Lata Berangin, Terengganu N Abd Wahab, MKA Kamarudin, MB Gasim, R Umar, FM Ata, ... International Journal on Advanced Science, Engineering and Information …, 2016 | 47 | 2016 |
| Population density effect on radio frequencies interference (RFI) in radio astronomy R Umar, ZZ Abidin, ZA Ibrahim, MSR Hassan, Z Rosli, ZS Hamidi AIP Conference Proceedings 1454 (1), 39-42, 2012 | 42 | 2012 |
| Road traffic accident in Malaysia: trends, selected underlying, determinants and status intervention MKA Kamarudin, N Abd Wahab, R Umar, ASM Saudi, MHM Saad, ... Int. J. Eng. Technol 7 (4.34), 112, 2018 | 36 | 2018 |
| Selection of radio astronomical observation sites and its dependence on human generated RFI R Umar, ZZ Abidin, ZA Ibrahim, Z Rosli, N Noorazlan Research in Astronomy and Astrophysics 14 (2), 241, 2014 | 36 | 2014 |
| Temperature effect on the tropospheric radio signal strength for UHF band at Terengganu, Malaysia R Mat, MM Shafie, S Ahmad, R Umar, YB Seok, NH Sabri communications 2, 4, 2016 | 33 | 2016 |
| Radio frequency interference in solar monitoring using CALLISTO ZZ Abidin, NM Anim, ZS Hamidi, C Monstein, ZA Ibrahim, R Umar, ... New Astronomy Reviews 67, 18-33, 2015 | 31 | 2015 |
| Influence factors of Radio Frequency Interference (RFI) for solar radio astronomy purpose at National Space Centre, Malaysia ZS Hamidi, NNM Shariff, R Umar Thailand Journal of Physics 3 (2), 6, 2012 | 29 | 2012 |
| Preliminary analysis of investigation Radio Frequency Interference (RFI) profile analysis at Universiti Teknologi MARA ZS Hamidi, ZZ Abidin, ZA Ibrahim, NNM Shariff, UFSU Ibrahim, R Umar Proceeding of the 2011 IEEE International Conference on Space Science and …, 2011 | 29 | 2011 |
| Non-ionizing radiation as threat in daily life SKF Syaza, R Umar, SN Hazmin, MKA Kamarudin, A Hassan, H Juahir Journal of Fundamental and Applied Sciences 9 (2S), 308-316, 2017 | 27 | 2017 |
| Relationship of Rainfall Distribution and Water Level on Major Flood 2014 in Pahang River Basin, Malaysia S Nur Hishaam, K Mohd Khairul Amri, T Mohd Ekhwan, J Hafizan, ... EnvironmentAsia 10 (1), 1-8, 2017 | 27 | 2017 |
| The study of radio frequency interference (RFI) in Altitude effect on radio astronomy in Malaysia and Thailand R Umar, Z Abidin, Z Ibrahim, N Gasiprong, K Asanok, S Nammahachak, ... Middle East Journal of Scientific Research 14 (6), 861-866, 2013 | 26 | 2013 |
| Assessment of river plan changes in Terengganu River using RS and GIS method MKA Kamarudin, AM Nalado, A Kasmuri, ME Toriman, H Juahir, R Umar, ... Journal of Fundamental and Applied Sciences 9 (2S), 28-45, 2017 | 24 | 2017 |
| Assessment of river plan change using RS and GIS technique MKA Kamarudin, ME Toriman, H Juahir, A Azid, MB Gasim, ASM Saudi, ... Jurnal Teknologi 76 (1), 2015 | 24 | 2015 |
| Investigation on the frequency allocation for radio astronomy at the L band ZZ Abidin, R Umar, ZA Ibrahim, Z Rosli, K Asanok, N Gasiprong Publications of the Astronomical Society of Australia 30, e047, 2013 | 24 | 2013 |
| Development of stream classification system on tropical areas with statistical approval in Pahang River Basin, Malaysia MKA Kamarudin, ME Toriman, N Abd Wahab, H Juahir, A Endut, R Umar, ... Desalination and water Treatment 96, 237-254, 2017 | 23 | 2017 |
| Glycerol as a cheaper carbon source in bacterial cellulose (BC) production by Gluconacetobacter xylinus DSM46604 in batch fermentation system AB Adnan, GR Nair, MC Lay, JE Swan, R Umar | 22 | 2015 |
Mohd Khairul Amri KamarudinFaculty of Applied Social Science, Universiti Sultan Zainal AbidinEmail verificata su unisza.edu.my