S. OTHMAN, N.; نبیل; ALI OMER, S.; شیلان. Spectrophotometric Determination of Bromhexine Hydrochloride by Azo-Dye Formation Reaction. Journal of Education and Science (JES), [S. l.], v. 22, n. 1, p. 19–31, 2009. DOI: 10.33899/edusj.2009.57438. Disponível em: https://rjps.uomosul.edu.iq/edusj/article/view/17948. Acesso em: 4 aug. 2025.