TY - GEN AU - B L Moiseiwitsch AU - S J Smith C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1968-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.NSRDS.25 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1968 TI - Electron impact excitation of atoms: ER -