TASMIMOPANAS : Modified Paper Using Waste of Pineapple as Purifier of Waste Cooking Oil. Tibuana : Journal of Applied Industrial Engineering, [S. l.], v. 2, n. 02, p. 31–35, 2019. DOI: 10.36456/tibuana.2.02.1928.31-35. Disponível em: https://jurnal.unipasby.ac.id/tibuana/article/view/1928. Acesso em: 19 jun. 2026.