A Class of Metric Spaces Which Do Not Coarsely Contain Expanders. Communications in Mathematical Research, [S. l.], v. 30, n. 3, p. 284–288, 2021. DOI: 10.13447/j.1674-5647.2014.03.10. Disponível em: https://www.global-sci.com/index.php/cmr/article/view/8819. Acesso em: 5 dec. 2025.