@article{MMO_1960_9_a14,
     author = {S. A. Gal'pern},
     title = {The {Cauchy} problem for general systems of linear partial differential equations},
     journal = {Trudy Moskovskogo matemati\v{c}eskogo ob\^{s}estva},
     pages = {401--423},
     publisher = {mathdoc},
     volume = {9},
     year = {1960},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MMO_1960_9_a14/}
}