Fauzan, Rachmat, and Deasy Silvya Sari. “Vaksin SARS-CoV-2: Kontribusi Global Pfizer Dan BioNTech Dalam Menangani Covid-19”. Jurnal Hubungan Internasional 16, no. 1 (July 13, 2023): 192–210. Accessed April 19, 2025. https://e-journal.unair.ac.id/JHI/article/view/37690.