Striy, Lyubov, Vasiliy Orlov, Lolita Zakharchenko, Albert Golubev, and Lyudmila Bogatyreva. “Enterprises of Telecommunications in Ukraine: Research of the Present State and Directions of Development”. Technology audit and production reserves 4, no. 4(36) (July 25, 2017): 15–21. Accessed May 6, 2024. https://journals.uran.ua/tarp/article/view/108664.