Martselyak OV, Karelin VV, Koropatnik IM, Kalyuzhnyi RA. Object and subject of staffing of the national police of Ukraine at the regional level. AmazInv [Internet]. 2020 Feb. 21 [cited 2024 Jul. 3];9(26):174-80. Available from: https://amazoniainvestiga.info/index.php/amazonia/article/view/1128