TY  - BOOK
AU  - BRANGES L. GOLBERY I.
TI  - TOPICS IN OPERATOR THEORY EMST D. HELLINGER MEMORIAL VOLUME
SN  - NULL
U1  - 515.724/ BRA 
PY  - 1990///
CY  - NULL
PB  - BIRKH
KW  - NULL
ER  -