Singh, R.J., and D.K. Singh. “Syntheses, Characterization and Antimicrobial Activity of Some Substituted 1,2,4-Triazole Derivatives”. Asian Journal of Chemistry, vol. 22, no. 4, Mar. 2010, pp. 2659-63, https://asianpubs.org/index.php/ajchem/article/view/11458.