AMMARI, S.; NUR, M.; ARIS, N. Fixed Point Theorem on Contractive Mapping in Standard 2-Normed Spaces. Jurnal Matematika, Statistika dan Komputasi, [S. l.], v. 18, n. 1, p. 93-101, 2021. DOI: 10.20956/j.v18i1.14394. Disponível em: https://journal.unhas.ac.id/index.php/jmsk/article/view/14394. Acesso em: 23 feb. 2024.