Viktor A. Rukavishnikov, Elena I. Rukavishnikova, “Numerical Method for Dirichlet Problem with Degeneration of the Solution on the Entire Boundary”, Symmetry, 11, № 12, 2019, 1455
V. A. Rukavishnikov, E. V. Matveeva, E. I. Rukavishnikova, “The Properties of the Weighted Space Hk 2,α (Ω) and Weighted Set Wk 2,α(Ω, δ)”, Communications in Mathematics, 26, № 1, 2018, 31
Peter I. Kogut, Olga P. Kupenko, Günter Leugering, “On boundary exact controllability of one‐dimensional wave equations with weak and strong interior degeneration”, Math Methods in App Sciences, 45, № 2, 2022, 770