Bhardwaj, Mukesh, Kumar, Sanjesh, Singh, Mansi, AND Dixit, Dr. Ashish. "Synthesis of Some New Pyridazino-Pyrimidinone Derivatives and Evaluation of their Antimicrobial Activity" International Journal on Current Trends in Drug Development & Industrial Pharmacy [ISSN: 2581-7655 (online)] [Online], Volume 4 Number 1 (2020)