Lods, B., & Toscani, G. (2005). Long-Time Behavior of Nonautonomous Fokker-Planck Equations and Cooling of Granular Gases. Ukrains’kyi Matematychnyi Zhurnal, 57(6), 778–789. https://umj.imath.kiev.ua/index.php/umj/article/view/3644