SOUZA, Daniel, ESPÍNOLA, Rafael and JAPÓN, Maria. Orbital Lipschitzian mappings and semigroup actions on metric spaces. Topological Methods in Nonlinear Analysis. Online. 3 March 2024. Vol. 63, no. 1, pp. 245 - 262. [Accessed 10 December 2025]. DOI 10.12775/TMNA.2023.058.