%0 Journal Article %A A. P. Terekhin %T Multiplicative estimates of moduli of mixed operator smoothness %J Informatics and Automation %D 1985 %P 325-337 %V 172 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1985_172_a23/ %G ru %F TRSPY_1985_172_a23