RASTOGI, R.C., N. BORTHAKUR, and R.H. Khan. “The Mass Spectra of Some of Substituted Tetrahydroquinoxaline Compounds”. Asian Journal of Chemistry 5, no. 3 (June 18, 2010): 775–776. Accessed November 5, 2024. https://asianpubs.org/index.php/ajchem/article/view/24911.