%0 Journal Article %A F. N. Garif'yanov %T A special case of the Riemann problem on the line.~I %J Trudy seminara po kraevym zadačam %D 1983 %P 34-39 %V 19 %N 19 %I mathdoc %U http://geodesic.mathdoc.fr/item/KUKZ_1983_19_19_a3/ %G ru %F KUKZ_1983_19_19_a3