Maralov, A. ., N. Kurmanov, and Kirdasinova К. . “Modern Development and Management of Telecommunications Network in the Republic of Kazakhstan”. ECONOMIC Series of the Bulletin of the L N Gumilyov ENU, no. 3, Jan. 2023, pp. 118-25, https://bulecon.enu.kz/index.php/main/article/view/270.