Katkova, E., I. Oferkin, and V. Sulimov. “Application of the PM7 Quantum Chemical Semi-Empirical Method to the Development of New Urokinase Inhibitors”. Numerical Methods and Programming (Vychislitel’nye Metody I Programmirovanie), vol. 15, no. 40, Apr. 2014, pp. 258-73, https://en.num-meth.ru/index.php/journal/article/view/766.