Venkatesh Kumar, N., and S.P. Rajendran. 2016. “One-Pot Synthesis and the Biological Activities of 4-Methylpyrano[3,2-C]-Quinolin-2,5-[6H]-Diones”. Asian Journal of Chemistry 16 (3):1911-14. https://asianpubs.org/index.php/ajchem/article/view/14434.