TY  - BOOK
AU  - Nikolski N.K.
TI  - Operators,Functions and Systems: An Easy Reading. V.1,2
U1  - 517.982 
PY  - 2002///
CY  - Providence
PB  - American Math. Society
N1  - V.2:Model operators and Systems. (Math.Surveys and Monographs V.93)
ER  -