共 10 条
- [1] OPTICAL DOUBLE-PHOTON ABSORPTION IN CESIUM VAPOR [J]. PHYSICAL REVIEW LETTERS, 1962, 9 (11) : 453 - &
- [2] DIRAC PAM, 1958, PRINCIPLES QUANTUM M, P247
- [4] FOX J, 1963, P S OPTICAL MASERS, V13, P385
- [10] SINGH S, 1963, P S OPTICAL MASERS, V13, P385