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@article{IVM_1973_12_a4, author = {K. I. Kol'tsova}, title = {The {Goursat} problem for certain systems in {Gevrey} spaces}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {33--42}, publisher = {mathdoc}, number = {12}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1973_12_a4/} }
K. I. Kol'tsova. The Goursat problem for certain systems in Gevrey spaces. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 12 (1973), pp. 33-42. http://geodesic.mathdoc.fr/item/IVM_1973_12_a4/