Kruglova, E. B., and E. L. Ermak. “Investigation of Competitive Binding of Two Ligands: Actinocin Antibiotic and Caffeine to DNA”. Biophysical Bulletin, Vol. 1, no. 12, June 2018, pp. 64-69, https://periodicals.karazin.ua/biophysvisnyk/article/view/12329.