共 50 条
- [1] ELECTRON-IMPACT EXCITATION OF THE N=2 STATES OF HE - THRESHOLD REGION BULLETIN OF THE AMERICAN PHYSICAL SOCIETY, 1979, 24 (09): : 1189 - 1189
- [5] EXCITATION OF HE+ BY ELECTRON-IMPACT BULLETIN OF THE AMERICAN PHYSICAL SOCIETY, 1973, 18 (11): : 1530 - 1530