Herlan, Asep, Frida Nurrahma Masturi, and Al Fiani Nenden Iryatin. “Force Majeure Clause in the Covid-19 Vaccine Purchase Contract Between Kimia Farma Tbk and Sinopharm”. Golden Ratio of Law and Social Policy Review 5, no. 1 (October 29, 2025): 210–217. Accessed August 7, 2026. https://goldenratio.id/index.php/grlspr/article/view/1694.