AHMED, M. H. Comparison studies of propylene oxide addition to phenyloctadecanol and phenyloctadecanoic acid and the surface activity studies of their sulphated products. Grasas y Aceites, [S. l.], v. 52, n. 5, p. 285–290, 2001. DOI: 10.3989/gya.2001.v52.i5.369. Disponível em: https://grasasyaceites.revistas.csic.es/index.php/grasasyaceites/article/view/369. Acesso em: 6 feb. 2023.