ALUKA HENRY CHUKWUEMEKA; IHEME CHIGOZIE; NNADIKWE JOHNSON; OKAKPU OGOCHUKWU JUDITH. Production of Lubricating Grease Using Non-Edible Soybean Sludge and Polypropylene as Complex Thickener. Jurnal Teknik Indonesia, [S. l.], v. 5, n. 02, p. 197–209, 2026. Disponível em: https://jurnal.seaninstitute.or.id/index.php/juti/article/view/1206. Acesso em: 18 oct. 2026.