共 13 条
- [1] ANIAUF KG, 1967, PHYS LETTERS A, V24, P20
- [2] BASOV NG, TO BE PUBLISHED
- [3] BASOV NG, 1967, JETP, V37, P339
- [4] BATOVSKIY OM, 1969, JETP LETT, V9, P341
- [5] DUETSCH TF, 1967, APPL PHYS LETTERS, V10, P234
- [9] ORAEVSKY AN, 1968, JETP, V55, P1423