%0 Journal Article %A V. G. Osmolovskii %T An incompressibility condition for a~certain class of integral functionals.~I %J Zapiski Nauchnykh Seminarov POMI %D 1982 %P 203-214 %V 115 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1982_115_a16/ %G ru %F ZNSL_1982_115_a16