J. Godlewska, K. Badowska-Rosłonek, J. Ramza, Łukasz Kaczmarek, W. Peczyńska-Czoch, and A. Opolski, “New saccharide derivatives of indolo[2,3-b]quinoline as cytotoxic compounds and topoisomerase II inhibitors”, Radiol Oncol, vol. 38, no. 2, Jun. 2004.