TY  - DATA
AU  - Zucchi, Adele
TI  - Operators of class Cb0s with spectra in multiply connected regions 
T2  - Memoirs of the American Mathematical Society, 
SN  - 9781470401924 (online)
PY  - 1997///
CY  - Providence, R.I.
PB  - American Mathematical Society
UR  - http://www.ams.org/memo/0607
ER  -