ELLSYA ANGELINE RAWAR. Effect Of Propylene Glycol On The Physical Preparation Of Katuk Leaf Ethanol Extract Herbal Syrup. Jurnal EduHealth, [S. l.], v. 15, n. 01, p. 753–761, 2024. Disponível em: https://ejournal.seaninstitute.or.id/index.php/healt/article/view/4204. Acesso em: 15 nov. 2026.