Solntseva, K. V., O. M. Kurakin, A. R. Chanysheva, and A. O. Sobakar. “Classification of Personnel Procedures in the National Police of Ukraine”. Amazonia Investiga, vol. 9, no. 28, Apr. 2020, pp. 100-7, doi:10.34069/AI/2020.28.04.12.