%0 Journal Article %A B. Firlej %T Approximation of functions of two variables in \(L^{*\varphi}\)-metrics %J Commentationes Mathematicae %D 1972 %P 229-237 %V 16 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14708/cm.v16i1.5739/ %R 10.14708/cm.v16i1.5739 %G pl %F 10_14708_cm_v16i1_5739