Satur, Oksana. “Dynamical Picture of Biological Populations With Attractive and Repulsive Interaction”. Modeling, Control and Information Technologies: Proceedings of International scientific and practical conference, no. 3 (November 5, 2019): 69–71. Accessed May 3, 2024. https://itconfdoc.nuwm.edu.ua/index.php/ITConf/article/view/46.