DELGADILLO PIÑON, Gerardo; LOPEZ DE LUNA, Miguel. Some Results on Ultrametric-Metric-Preserving Functions. Journal of Basic Sciences, [S. l.], v. 2, n. 5, 2016. DOI: 10.19136/jobs.a2n5.1489. Disponível em: https://revistas.ujat.mx/index.php/jobs/article/view/1489.. Acesso em: 8 apr. 2025.