@article{IVM_2017_7_a6,
     author = {K. B. Sabitov},
     title = {On fixed sign solution to nonhomogeneous equation of mixed parabolic-hyperbolic type of higher order},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {57--66},
     publisher = {mathdoc},
     number = {7},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2017_7_a6/}
}