@article{DE_1996_32_6_a13,
     author = {S. P. Bautin},
     title = {The {Cauchy} problem with initial data on different surfaces for a quasilinear analytic system},
     journal = {Differencialʹnye uravneni\^a},
     pages = {804--813},
     publisher = {mathdoc},
     volume = {32},
     number = {6},
     year = {1996},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1996_32_6_a13/}
}