Salahuddin, Amiruddin and Ufran 2024. Enforcement of the Criminal Act of Letter Forgery on Article 263 Criminal Law Book (KUHP). RESEARCH REVIEW International Journal of Multidisciplinary. 9, 5 (May 2024), 126–133. DOI:https://doi.org/10.31305/rrijm.2024.v09.n05.015.