Said, S. A. “Preparation and Nucleophilic Substitution of the 2,4,6-Triphenylpyridinium Salts, Diazonium Intermediates and N,N-1,2-Benzenedisulfonylimides of Chiral Amino Acids”. Tanzania Journal of Science 33, no. 1 (April 17, 2021): 9–18. Accessed May 5, 2024. https://tjs.udsm.ac.tz/index.php/tjs/article/view/340.