TY  - BOOK
AU  - Judd,Brian R.
TI  - Operator techniques in atomic spectroscopy
T2  - McGraw-Hill advanced physics monograph series
U1  - 539/.14 
PY  - 1963///]
CY  - New York
PB  - McGraw-Hill
KW  - Atomic spectroscopy--Mathematics
KW  - Calculus, Operational
KW  - Continuous groups
ER  -