Almanza Caro, Mario Enrique, and Rafael Galeano Andrade. “A Variational Approach of Stationary Boltzmann Equation under a Condition of Poisson Type.”. Rev. Téc. Fac. Ing. Univ. Zulia 36, no. 3 (1). Accessed December 6, 2025. http://www.produccioncientificaluz.org/index.php/tecnica/article/view/6927.