2 citations to https://www.mathnet.ru/eng/apmc3

1. N. A. Kudryashov, “Solitary waves of the hierarchy equations Burgers”, Comput. Math. Math. Phys., 65:5 (2025), 995–1003        
2. A. G. Kulikovskii, A. P. Chugainova, “Structures of non-classical discontinuities in solutions of hyperbolic systems of equations”, Russian Math. Surveys, 77:1 (2022), 47–79