ZAKI YAMANI ZAKARIA; TENGKU MUHAMMAD SOLIHIN; MAHADHIR MOHAMAD; MUHAMMAD TAHIR; MAZURA JUSOH. PRODUCTION OF ECO-FRIENDLY SOAP FROM GLYCERINE PITCH AND BLEND OIL. PERINTIS eJournal, [S. l.], v. 7, n. 2, p. 83–94, 2021. Disponível em: https://perintis.org.my/ejournalperintis/index.php/PeJ/article/view/64. Acesso em: 17 nov. 2025.