KOTAIAH. YALAGALA, and VENKATA RAO. CHUNDURI. “DESIGN, SYNTHESIS AND BIOLOGICAL EVOLUTION OF 3, 4-IHYDROSELENOPHENO [2,3-D]PYRIMIDINE SULFONAMIDES AS POTENTIAL ANTIMICROBIAL AGENTS”. International Journal of Pharma and Bio Sciences, vol. 4, no. 2, June 2013, pp. 912-2, https://ijpbs.in/index.php/journal/article/view/2246.