Solntseva, Khrystyna Volodymyrivna, Oleksandr Mykolaiovych Kurakin, Alina Rashydivna Chanysheva, y Andrii Oleksiovych Sobakar. 2020. «Classification of Personnel Procedures in the National Police of Ukraine». Amazonia Investiga 9 (28):100-107. https://doi.org/10.34069/AI/2020.28.04.12.