Gracya R, Purwanti L. Implementation of Regional Government Information System Policy (SIPD) in Yapen Islands Regency: Using Van Meter and Van Horn Models. summa [Internet]. 2026 Jan. 19 [cited 2026 Jan. 20];4(1):27-41. Available from: https://journal.idscipub.com/index.php/summa/article/view/1238