GUPTA, A. K.; SHARMA, M. SYNTHESIS AND CHARACTERIZATION OF NOVEL SUBSTITUTED-1-(4-SUBSTITUTED BENZYL)-1H-INDOLO (2, 3-B) QUINOXALINE N-BENZYL INDOLE-2,3-DIONE MOIETIES. Journal of Biomedical and Pharmaceutical Research, v. 5, n. 6, 28 Dec. 2016.