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Ling, Teck Yee and Lipan, Sylvia and Singh, Harwant (2010) Performance of Oxidation Ponds in Removing Heavy Metals from Pig Farm Wastewater. Middle-East Journal of Scientific Research, 5 (3). pp. 163-169. ISSN 1990-9233
Ling, Teck Yee and Lipan, Sylvia and Singh, Harwant (2007) Heavy metals retention in Oxidation Pond Systems. In: Paper presented at International Conference on Environment 2008 (ICENV 2008), Kuching.