Khan, M. A., Q. I. Sheikh, I. Ahmad, and H. BanoSia. “SCREENING OF HETEROCYCLIC COM­ POUNDS AS ANTIBACTERIAL AGENTS. J. SOME PYRAZOLE-4-CARBOXALDEHYDE DERIVATIVES: Short Communication”. Biological Sciences - PJSIR, vol. 45, no. 1, Feb. 2002, p. 26, http://v2.pjsir.org/index.php/biological-sciences/article/view/1737.