Zaini Sakawi, and Mohd Hairimi Mohd Ali, and Katiman Rostam, (2010) Impak pengurusan tapak pelupusan ke atas kualiti air sungai di Malaysia: iktibar dari pengalaman tapak pelupusan Pajam dan Sungai Pajam, Negeri Sembilan (The impact of waste disposal management on the water quality of rivers in Malaysia: lessons from Pajam waste disposal sites, Negeri Sembilan). Geografia : Malaysian Journal of Society and Space, 6 (1). pp. 50-59. ISSN 2180-2491