KANG WOO CHO; MI HYEON JEON; SANG UK SHIN. Hierarchical Sovereignty Management and Access Control based on Self-Sovereign Identity. Research Briefs on Information and Communication Technology Evolution , [S. l.], v. 7, p. 215–221, 2021. DOI: 10.56801/rebicte.v7i.131. Disponível em: https://rebicte.org/index.php/rebicte/article/view/131. Acesso em: 3 feb. 2025.