Shelke, Rohini Narayan, et al. “Synthesis of 3H-imidazo[4,5-B] Pyridine With Evaluation of Their Anticancer and Antimicrobial Activity”. European Journal of Chemistry, vol. 8, no. 1, Mar. 2017, pp. 25-32, doi:10.5155/eurjchem.8.1.25-32.1522.