Gordevskyy, Vyacheslav D., and Yulia A. Sysoyeva. 2012. “Rapidly Relaxing Solutions of the Boltzmann Equation for a Gas of Hard Spheres”. Visnyk of V. N. Karazin Kharkiv National University. Ser. Mathematics, Applied Mathematics and Mechanics, no. 1018 (November), 21-29. https://doi.org/10.26565/2221-5646-2012-1018-02.