Knigavko, V. G., E. B. Radzishevskaya, M. A. Bondarenko, O. S. Chubukin, and T. R. Kocharova. “Mathematical Modelling of Formation of Second Tumours”. Biophysical Bulletin, Vol. 2, no. 30, 1, https://periodicals.karazin.ua/biophysvisnyk/article/view/2278.