SIBARANI, Efrintan Debora; AGUSTINI, Shenti; NURLAILY. Wanprestasi Dalam Perjanjian Utang-Piutang Melalui Whatsapp: Studi Putusan PN Mataram Nomor.176/Pdt.G/2020mtr Berdasarkan Perspektif KUHPerdata. Unes Journal of Swara Justisia, [S. l.], v. 10, n. 2, p. 305–321, 2026. DOI: 10.31933/4a9e3a73. Disponível em: https://swarajustisia.unespadang.ac.id/UJSJ/article/view/870.. Acesso em: 9 jul. 2026.