Зейкан, Ярослав Павлович, and Всеволод Владиславович Ігнатенко. “Representation in Civil Law”. Scientific works of Kyiv Aviation Institute. Series Law Journal "Air and Space Law" 1, no. 42 (March 30, 2017): 92–97. Accessed January 15, 2026. https://jrnl.nau.edu.ua/index.php/UV/article/view/11516.