MANISH MITTAL, SURAJ M. SARODE, and DR. G. VIDYASAGAR. “Synthesis, Characterization And Antimicrobial Activity Of Substituted Tricyclic Compounds: 5,6,7,8-Tetrahydro Pyrido[4’,3’:4,5]Thieno[2,3-D]Pyrimidines”. International Journal of Pharma and Bio Sciences 2, no. 2` (March 31, 2011): 188–196. Accessed July 23, 2026. https://ijpbs.net/index.php/journal/article/view/760.