@article{DE_1973_9_9_a19,
     author = {K. I. Kol'tsova},
     title = {The {Goursat} problem over {Gevrey} spaces},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1725--1727},
     publisher = {mathdoc},
     volume = {9},
     number = {9},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1973_9_9_a19/}
}