%0 Journal Article %A Yu. M. Krikunov %T An equation whose order degenerates along the line of change of type %J Trudy seminara po kraevym zadačam %D 1977 %P 137-140 %V 14 %N 14 %I mathdoc %U http://geodesic.mathdoc.fr/item/KUKZ_1977_14_14_a14/ %G ru %F KUKZ_1977_14_14_a14