共 50 条
- [5] QUANTUM FLUCTUATIONS AND THE VARIATIONAL APPROACH TO BOUND-STATES PHYSICAL REVIEW A, 1980, 21 (01): : 34 - 44
- [6] VARIATIONAL APPROACH TO BOUND-STATES IN QUANTUM ELECTRODYNAMICS PHYSICAL REVIEW A, 1978, 18 (05): : 1784 - 1792
- [9] SCHWINGERS VARIATIONAL PRINCIPLE FOR ELECTRON-ION SCATTERING BULLETIN OF THE AMERICAN PHYSICAL SOCIETY, 1979, 24 (09): : 1171 - 1171