STONKUS, Saulius. Theoretical Preconditions to Classify Soft Law as Part of the Legal System: The Case of Aviation Law. Teisė, [S. l.], v. 129, p. 69–84, 2024. DOI: 10.15388/Teise.2023.129.5. Disponível em: https://www.journals.vu.lt/teise/article/view/34066. Acesso em: 5 dec. 2025.