HUTABARAT, Michael Alexander et al. Utilization of Used Cooking Oil in the Production of Creative, Eco-Friendly, and Economical Aromatherapy Candles. Seminar Nasional Pengabdian Kepada Masyarakat (SEPAKAT), [S. l.], v. 4, n. 2, p. 99–106, 2026. Disponível em: https://journal.itk.ac.id/index.php/sepakat/article/view/8481649. Acesso em: 4 feb. 2026.