BHARATHI.P, KARTHIGA.R, SHAMLI.M, VIVETHA.K, and SUBATHRA.M. “EXTRACTION OF LIPIDS FROM MUNICIPAL SEWAGE SLUDGE FOR PRODUCTION OF BIODIESEL VIA TRANSESTERIFICATION PROCESS”. International Journal of Pharma and Bio Sciences 5, no. 4 (December 31, 2014): 132–141. Accessed July 24, 2026. https://ijpbs.net/index.php/journal/article/view/3730.