TY - JOUR AU - M. O. Korpusov AU - A. K. Matveeva TI - On critical exponents for weak solutions of the Cauchy problem for a~non-linear equation of composite type JO - Izvestiya. Mathematics PY - 2021 SP - 705 EP - 744 VL - 85 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM2_2021_85_4_a4/ LA - en ID - IM2_2021_85_4_a4 ER -