TY  - DATA
AU  - S.M. Nikol'skii
TI  - Approximation of Functions of Several Variables and Imbedding Theorems
SN  - 9783642657115
PY  - 1975///
PB  - Springer Berlin Heidelberg
KW  - Mathematics and Statistics
UR  - https://doi.org/10.1007/978-3-642-65711-5
ER  -