Rajendra Prasad, Y., B. Bhaskar Rao, N.K. Agarwal, and A. Srinivasa Rao. 2010. “Synthesis and Antimicrobial Activity of Some New 2,4,6-Trisubstituted Pyrimidines”. Asian Journal of Chemistry 23 (2):641-44. https://asianpubs.org/index.php/ajchem/article/view/15918.