%0 Journal Article %A A. I. Parfenov %T A criterion for straightening of a~Lipschitz surface in the Lizorkin--Triebel sense.~I %J Matematičeskie trudy %D 2009 %P 144-204 %V 12 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MT_2009_12_1_a5/ %G ru %F MT_2009_12_1_a5