Hukalov O, Gordevskyy V. New explicit approximate solution of the Boltzmann equation in the case of the hard sphere model. Ukr. Mat. Zhurn. [Internet]. 2025 Sep. 11 [cited 2025 Dec. 5];77(8):503–520. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/9164