TY - BOOK AU - Nikolskii, S. M. AU - Danskin, J. M. TI - APROXIMATION OF FUNCTIONS OF SEVERAL VARIABLES AND IMBEDDING THEOREMS U1 - 511.4 PY - 1975/// CY - Berlin PB - Springer-Verlag KW - Approximation Theory KW - Functions KW - Embedding Theorems N1 - Original Russian Title : Priblizenic Funkeii Mnogil Peremennyh I Teoremy Vlozeniya ER -