Martselyak, Oleg Volodymyrovych, Vladyslav Volodymyrovych Karelin, Ihor Mykhailovych Koropatnik, and Rostislav Andriyovych Kalyuzhnyi. “Object and Subject of Staffing of the National Police of Ukraine at the Regional Level”. Amazonia Investiga 9, no. 26 (February 21, 2020): 174–180. Accessed September 13, 2025. https://mail.amazoniainvestiga.info/index.php/amazonia/article/view/1128.