Bouallala, M., and El H. Essoufi. “Analysis Results for Dynamic Contact Problem With Friction in Thermo-Viscoelasticity”. Methods of Functional Analysis and Topology 26, no. 4 (December 25, 2020): 317–326. Accessed February 4, 2026. https://zen.imath.kiev.ua/index.php/mfat/article/view/770.