%0 Journal Article %A A. V. Chernov %T On total preservation of global solvability for a Goursat problem associated with a controlled semilinear pseudoparabolic equation %J Vladikavkazskij matematičeskij žurnal %D 2014 %P 55-63 %V 16 %N 3 %U http://geodesic.mathdoc.fr/item/VMJ_2014_16_3_a5/ %G ru %F VMJ_2014_16_3_a5