1. Badr, M. Z. A., Mahgoub, S. A., Atta, F. M., and Moustafa, O. S., Chemistry and Cyclization Reactions of Pyrimidothienoquinoxaline Derivatives. Part-IV.J. Indian Chem. Soc., 74, 30–32 (1997).
2. Campaigne, E. and Mclaughin, A. R., Some Sulfur-containing Quinoxalines.J. Heterocyclic Chem., 20, 623–628 (1983).
3. Campaigne, E. and Mclaughlin, A. R., Some 4-Alkyl s-Triazolo [4,3-a]quinoxalines.J. Heterocyclic Chem., 20, 781–782 (1983).
4. Campiani, G., Aiello, F., Fabbrini, M. Morelli, E. Ramunno, A. Armaroli, S. Nacci, V. Garofalo, A. Greco, G. Novellino, E. Maga, G. Spadari, S. Bergamini, A. Ventura, L. Bongiovanni, B. Capozzi, M. Bolacchi, F. Marini, S. Coletta, M. Guiso, G., and Caccia, S., Quinoxalinylethylpyridylthioureas (QXPTs) as potent non-nucleoside HIV-1 reverse transcriptase (RT) inhibitors. Further SAR studies and identification of a novel orally bioavailable hydrazine-based antiviral agent.J. Med. Chem., 44, 305–315 (2001).
5. Cheesman, G. W. H. and Rafiq, M., Quinoxaline and related compounds part VIII; Reactions of quinoxaline-2-(1H)ones and 2,3-(1H,4H)diones with hydrazines.J. Chem. Soc., (C), 452–456 (1971).