Mohan, S., and J. Saravanan. 2010. “Synthesis, Characterization and Antibacterial Activity of Some Schiff Bases of 2-Amino-3-(N-Tolyl Carboxamido)-4,5-Trimethelene Thiophenes ”. Asian Journal of Chemistry 14 (3):1331-34. https://asianpubs.org/index.php/ajchem/article/view/22403.