共 35 条
[2]
BADNELL NR, 1983, DAMTPAA1000NRB CAMBR
[5]
ELECTRON-IMPACT EXCITATION OF N=2 LEVELS OF HELIUM AT INTERMEDIATE ENERGIES
[J].
PHYSICAL REVIEW A,
1979, 19 (05)
:1841-1851
[6]
BRANSDEN BH, 1978, PHYS REP, V46, P250