%0 Journal Article %A M. M. Popov %A I. N. Shchitov %T Propagation of the discontinueties in a system of two interactive wave equations %J Zapiski Nauchnykh Seminarov POMI %D 2000 %P 299-310 %V 264 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_2000_264_a19/ %G ru %F ZNSL_2000_264_a19