Ass’ad Jarjees, I., and S. A.Rahim Sa’eed. “Spectrophotometric Determination of 1- Naphthylamine by Diazotization and Coupling With 8-Hydroxyquinoline”. Journal of Education and Science (JES), vol. 29, no. 1, Mar. 2020, pp. 1-14, doi:10.33899/edusj.2020.164359.