Nikolayevskyy, V., and V. Omelchenko. “Big Data: Concept, Trends and Security Issues’ Relevances”. Visnyk of V. N. Karazin Kharkiv National University. Series "Sociological Studies of Contemporary Society: Methodology, Theory, methods", Vol. 40, no. -, Nov. 2018, pp. 69-75, doi:10.26565/2227-6521-2018-40-09.