Kowalik, Karol, Paweł Andruloniw, Bartosz Partyka, and Piotr Zwierzykowski. “Telecom Operator’s Approach to QoE”. Journal of Telecommunications and Information Technology 88, no. 2 (June 30, 2022): 26–34. Accessed April 16, 2026. https://jtit.pl/jtit/article/view/421.