%0 Journal Article %A O. S. Rozanova %T On an estimation of the time of existence of smooth solution of hydraulics equations for flows on inclined surfaces %J Fundamentalʹnaâ i prikladnaâ matematika %D 1998 %P 333-344 %V 4 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/FPM_1998_4_1_a22/ %G ru %F FPM_1998_4_1_a22