Propagation of a Light Ray in a Sinai Billard-Shaped Cavity: Entropic Characterization of Quasi-Regular and Chaotic Trajectories. - Karla Ivonne Serrano-Arévalo; Alejandro Bucio-Gutiérrez; Gabriel Arroyo-Correa; Héctor Pérez-Aguilar (Res. Comput. Sci., 2025)