G. C. WADHAWA , NITIN A. MIRGANE , DINANATH D PATIL, VITTHAL S.SHIVANKAR. Red Mud Catalyzed Synthesis of Benzimidazole, Benzothiazoles and Quinoxalines. International Journal of Advanced Science and Technology, v. 29, n. 9s, p. 5286 - 5297, 20 May 2020.