@article{IVM_1978_10_a2,
     author = {M. D. Bronshtein},
     title = {The {Goursat} problem over {Gevrey} spaces},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {11--23},
     year = {1978},
     number = {10},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1978_10_a2/}
}