Klymenko, Ihor Volodymyrovych, Dmytro Volodymyrovych Shvets, Oleh Tsyhanov, y Liudmyla Hennadiivna Mohilevska. «Services Provided by Public Authorities: Features of Legal Regulation in Ukraine and the European Union». Amazonia Investiga 9, no. 31 (agosto 7, 2020): 44–51. Accedido abril 2, 2026. https://www.amazoniainvestiga.info/index.php/amazonia/article/view/1452.