ATALAN, E., HALIL BIYIK, H. BATTAL, and K. OZDEMIR. 2010. “Antibacterial Activity of Some 4-Pyridinone Derivatives Synthesized from 4-Pyrones”. Asian Journal of Chemistry 20 (1):25-31. https://asianpubs.org/index.php/ajchem/article/view/19332.