سيو . ب. .; الركاد ح. .; سعد م. . Preparation of Biodiesel from Waste Vegetable Oils Using Waste Eggshells as a Heterogeneous Catalyst. Tishreen University Journal -Basic Sciences Series, [S. l.], v. 44, n. 1, p. 113–130, 2022. Disponível em: https://journal.tishreen.edu.sy/index.php/bassnc/article/view/12091. Acesso em: 3 may. 2024.