Ashok Kumar, T., B. Rama Devi, and P.K. Dubey. “Green Syntheses of N-Alkyl-2-Styrylbenzimidazoles”. Asian Journal of Chemistry 25, no. 17 (November 11, 2013): 9569–9572. Accessed April 20, 2024. https://asianpubs.org/index.php/ajchem/article/view/25_18_34.