Characterization of Amenability in Non-Expansive Dynamical Systems by the Schauder Fixed Point Property. Punjab University Journal of Mathematics, [S. l.], v. 57, n. 8, p. 841–852, 2025. DOI: 10.52280/s3ehrt82. Disponível em: https://pujm.pu.edu.pk/index.php/pujm/article/view/625. Acesso em: 4 sep. 2026.