%0 Journal Article %A N. V. Saltanov %A V. S. Tkalich %T On a non-stationary magneto-gasdynamical problem. The analogue of the Riemann wave %J Doklady Akademii Nauk %D 1964 %P 529-532 %V 156 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1964_156_3_a12/ %G ru %F DAN_1964_156_3_a12