Nurjannah, Sitti. “Harmonisasi Prinsip-Prinsip Hukum Kontrak Melalui Choice Of Law”. Al-Daulah : Journal of Criminal Law and State Administration Law 2, no. 2 (Desember 14, 2016): 160-167. Diakses April 4, 2025. https://journal3.uin-alauddin.ac.id/index.php/al_daulah/article/view/1479.