Sakovych, Lev, Heorhii Krykhovetskyi, Oleksandr Mikhin, and Iurii Myroshnychenko. “Estimation of Influence of the Metrology and Diagnostic Providing on Technical Service on the State Communication Means”. Advanced Information Systems 5, no. 2 (June 22, 2021): 120–125. Accessed May 20, 2024. http://ais.khpi.edu.ua/article/view/234999.