@article{VSGU_2018_24_2_a0,
     author = {A. I. Grigorieva and A. I. Kozhanov},
     title = {Boundary value problems for composite type equations with a quasiparabolic operator in the leading part having the variable direction of evolution and discontinuous coefficients},
     journal = {Vestnik Samarskogo universiteta. Estestvennonau\v{c}na\^a seri\^a},
     pages = {7--17},
     publisher = {mathdoc},
     volume = {24},
     number = {2},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VSGU_2018_24_2_a0/}
}