TY  - BOOK
AU  - Pietsch, A.
AU  - Wenzel, J.
TI  - Orthonormal systems and banach space geometry
T2  - Encyclopedia of mathematics and its applications, 70
SN  - 0521624622
U1  - 515.732 
PY  - 1998///
CY  - Cambridge
PB  - Cambridge Univ.Press
ER  -