TY  - BOOK
AU  - Erdely I Ed.
TI  - Operator theory and functional analysis
T2  - Research notes in mathematics; 38
U1  - B48, L92 
PY  - 1979///
CY  - Sanfrancisco
PB  - Pitman advanced publishig Program      
KW  -  Functional analysis
KW  - Operational
ER  -