TY  - RPRT
TI  - Electron impact excitation of atoms 
AU  - Moiseiwitsch, B L
AU  - Smith, S J
PY  - 1968
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS NSRDS 25
DO  - 10.6028/NBS.NSRDS.25
ER  -