%0 Journal Article %A N. N. Pustovoitov %T On Best Approximations by Analogs of “Proper” and “Improper” Hyperbolic Crosses %J Matematičeskie zametki %D 2013 %P 466-476 %V 93 %N 3 %U http://geodesic.mathdoc.fr/item/MZM_2013_93_3_a14/ %G ru %F MZM_2013_93_3_a14