Kunkuma, Vijayalakshmi, Lakshmi Anu Prabhavathi Devi Bethala, Yadagiri Bhongiri, Badari Narayana Prasad Rachapudi, and Seetharamanjaneya Sai Prasad Potharaju. “An Efficient Synthesis of Quinoxalines Catalyzed by Monoammonium Salt of 12-Tungstophosphoric Acid”. European Journal of Chemistry 2, no. 4 (December 31, 2011): 495–498. Accessed April 29, 2024. https://eurjchem.com/index.php/eurjchem/article/view/413.