IBRAHIM, M. (2010). Synthesis and Characterization of 2-Arylbenzimidazoles by Reaction of o-Nitroaniline and Aromatic Aldehyde Derivatives via Reductive Cyclization. Asian Journal of Chemistry, 19(3), 2419–2422. Retrieved from https://asianpubs.org/index.php/ajchem/article/view/13824