MUZAKI, Achmad Wafa; MAULIDA, Anisa Cahyani; KHAIRANI, Putri Revalina Salsabila. One data, one identity: An analysis of the once-only principle in e-governance and its relevance to public service efficiency. Green Governance: Exploring Politics, Social Justice, and the Environment, [S. l.], v. 2, n. 2, 2025. DOI: 10.61511/gg.v2i2.2025.2936. Disponível em: https://journal-iasssf.com/index.php/GG/article/view/2936. Acesso em: 28 sep. 2026.