ТРОЦЮК, Н. В. Copyright protection by professional creative unions. Scientific works of National Aviation University. Series: Law Journal "Air and Space Law", [S. l.], v. 2, n. 35, p. 58–62, 2015. DOI: 10.18372/2307-9061.35.8557. Disponível em: https://jrnl.nau.edu.ua/index.php/UV/article/view/8557. Acesso em: 28 apr. 2024.