TY  - DATA
AU  - P. A. Fillmore
TI  - Proceedings of a Conference on Operator Theory
T2  - Lecture Notes in Mathematics
SN  - 9783540378082
PY  - 1973///
CY  - Heidelberg
PB  - Springer Berlin
KW  - Mathematics and Statistics
UR  - https://doi.org/10.1007/BFb0058913
ER  -