“Microwave-Based Transesterification of Waste Cooking Oil Using Waste Aluminium Foil (NaOH γ-Al2O3) As Catalyst: TRANSESTERIFICATION OF WASTE COOKING OIL”. Indian Journal of Engineering and Materials Sciences (IJEMS) 30, no. 2 (July 16, 2023): 249–255. Accessed May 13, 2026. https://or.niscpr.res.in/index.php/IJEMS/article/view/1361.