KUNEV, Y. «ADMINISTRATIVE ACTIVITY»: ESSENCE, CONTENT AND MEANING IN THE SUBJECT OF ADMINISTRATIVE LAW. Scientific works of Kyiv Aviation Institute. Series Law Journal "Air and Space Law", [S. l.], v. 4, n. 73, p. 109–118, 2024. DOI: 10.18372/2307-9061.73.19431. Disponível em: https://jrnl.nau.edu.ua/index.php/UV/article/view/19431. Acesso em: 13 dec. 2025.