Hoppe, Christian, and Tadeus Uhl. “A New Parameterized Model for Determining Quality of Online Video Service Using Modern H.265 HEVC and VP9 Codecs”. Journal of Telecommunications and Information Technology 82, no. 4 (December 30, 2020): 72–78. Accessed May 24, 2026. https://jtit.pl/jtit/article/view/530.