Berko, A. Y., V. A. Vysotska, V. V. Lytvyn, and O. M. Naum. “PLANNING THE ACTIVITIES OF INTELLECTUAL AGENTS IN THE ELECTRONIC COMMERCE SYSTEMS”. Radio Electronics, Computer Science, Control, no. 4 (January 18, 2019). Accessed April 20, 2024. http://ric.zntu.edu.ua/article/view/154584.