共 12 条
- [1] BLAISE J, 1962, CR HEBD ACAD SCI, V255, P2403
- [2] CARNALL WT, 1962, DEV APPL SPECTROSC, V1, P233
- [6] GRUBER JB, 1961, UCRL9203
- [7] OPTICAL ABSORPTION INTENSITIES OF RARE-EARTH IONS [J]. PHYSICAL REVIEW, 1962, 127 (03): : 750 - &
- [9] OFELT GS, 1962, THESIS JOHNS HOPKINS