THONG-INNATRA, K.; THEERARAJ, G.; YUWAREE, C.; CHARMONDUSIT, K.; HUTACHAROEN, R. A Study of Biodiesel (Ethyl Ester) Production from Grease/Oil Rich Sludge through Acid-Catalytic Ethanol Transesterification and It’s Fuel Specifications. Environment and Natural Resources Journal, Nakhon Pathom, Thailand, v. 8, n. 2, p. 31–46, 2017. Disponível em: https://ph02.tci-thaijo.org/index.php/ennrj/article/view/82555. Acesso em: 6 may. 2024.