Eksistensi Perjanjian Ditengah Pandemi Covid-19. Batulis Civil Law Review, [S. l.], v. 1, n. 1, p. 33–46, 2020. DOI: 10.47268/ballrev.v1i1.423. Disponível em: https://fhukum.unpatti.ac.id/jurnal/ballrev/article/view/423. Acesso em: 6 jun. 2026.