Al-Lami, Naeemah, and Ahmad Shaker Mahmoud. 2018. “Synthesis of Some New 3-Substituted Heterocyclic Compounds Containing Bridgehead Nitrogen from 2-Amino Pyridine With Study Their Biological Activity”. Al-Nahrain Journal of Science, no. 1 (October): 26-36. https://anjs.edu.iq/index.php/anjs/article/view/2010.