%0 Journal Article %A S. Yu. Dobrokhotov %A V. P. Maslov %A V. B. Tsvetkov %T Problem of the reversal of a wave for the model equation $r_t+rr_X-\dfrac{ih}{2}r_{XX}=0$ %J Matematičeskie zametki %D 1992 %P 143-147 %V 51 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1992_51_6_a19/ %G ru %F MZM_1992_51_6_a19