TY - JOUR AU - P. I. Naumkin TI - Logarithmic nature of the long-time asymptotics of solutions of a~Sobolev-type nonlinear equations with cubic nonlinearities JO - Sbornik. Mathematics PY - 2023 SP - 1024 EP - 1050 VL - 214 IS - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_2023_214_7_a5/ LA - en ID - SM_2023_214_7_a5 ER -