V. Yakoviyk, Ivan, Denys A. Chyzhov, Nina I. Karpachova, Svitlana V. Hlushchenko, y Yuliia O. Chaliuk. 2020. «National Security Policy in Ukraine: A Change in the System of Power Relations of the Modern World». Revista San Gregorio 1 (42). https://doi.org/10.36097/rsan.v1i42.1555.