1.
Grigoriev Y, Meleshko S, Suriyawichitseranee A. On Preliminary Group Classification of the Isotropic Boltzmann Equation with a Source Term in a Problem of Homogeneous Relaxation by Using Extended Equivalence Group. JVTSD. 2026;5(3):259-267. doi:10.5890/JVTSD.2021.09.006