TEAM, S. Metric-preserving Functions, W-distances and Cauchy W-distances: T. Khemaratchatakumthorn, I. Termwuttipong. Thai Journal of Mathematics, [S. l.], v. 5, n. 3, p. 51–56, 2007. Disponível em: https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/101. Acesso em: 2 may. 2024.