Chezhimbayeva, Katipa, Madina Konyrova, Saule Kumyzbayeva, and Elvira Kadylbekkyzy. “Quality Assessment of the Contact Center While Implementation the IP IVR System by Using Teletraffic Theory”. Eastern-European Journal of Enterprise Technologies 6, no. 3 (114) (December 29, 2021): 64–71. Accessed November 24, 2024. https://journals.uran.ua/eejet/article/view/244976.