%0 Journal Article %A S. P. Bautin %T The characteristic Cauchy problem for a quasilinear analytic system %J Differencialʹnye uravneniâ %D 1976 %P 2052-2063 %V 12 %N 11 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1976_12_11_a16/ %G ru %F DE_1976_12_11_a16