QADARIYAH, L.; AURELITHA, K. S.; NAFIAH, R. A.; ASWIE, V. Production of Sodium Lignosulfonate Surfactant from Oil Palm Empty Fruit Bunches Lignin using Ultrasound-assisted Method. ASEAN Journal of Chemical Engineering, [S. l.], v. 26, n. 2, p. 355–374, 2026. DOI: 10.22146/ajche.27301. Disponível em: https://jurnal.ugm.ac.id/v3/AJChE/article/view/27301. Acesso em: 4 sep. 2026.