HROZOVSKIJ , R. .; VOLOSHKO , S. .; GNATIUK , S. .; SAKOVYCH , L. . Complex assessment of the communications system efficiency. Political Science and Security Studies Journal, [S. l.], v. 1, n. 2, p. 77-85, 2020. DOI: 10.5281/zenodo.4457112. Disponível em: http://psssj.eu/index.php/ojsdata/article/view/23. Acesso em: 16 oct. 2025.