Open Science Research Excellence
Nik N. Nik Daud and  Nur H. Izehar and  B. Yusuf and  Thamer A. Mohamed and  A. Ahsan,  Groundwater Quality Improvement by Using Aeration and Filtration Methods.   journal   = {International Journal of Environmental, Chemical, Ecological, Geological and Geophysical Engineering}, [online]. World Academy of Science, Engineering and Technology. June 2013, vol. 78(6). 309 - 313[viewed 16 June 2019]. Available from: http://waset.org/publications/2398.