S. Erisa Marintan and S. Dani, “Law Enforcement Against Perpetrators Of The Criminal Act Of Forgery Of Ship Crew Change Letter At The Belawan Host Office (Study of Decision Number 1705/Pid.B/2023/PN Mdn): Law Enforcement, Forgery, Letters”, Meta Hukum, vol. 4, no. 4, pp. 540-547, Oct. 2025.