Y.M.Al-Tayy, Ibrahim, Rana A.A.A.Quba, and Mahmoud S.Sajeed. “The Infleunce of the Subtituent on the Kinetic of Amino Acids Oxidaition by Permanganate Ion”. Journal of Education and Science (JES) 17, no. 4 (September 1, 2005): 30–41. Accessed August 4, 2025. https://rjps.uomosul.edu.iq/index.php/edusj/article/view/17090.