共 11 条
[1]
BORISOV SV, 1968, SOV PHYS CRYSTALLOGR, V13, P420
[4]
Klevtsov P. V., 1968, IAN SSSR NEORG MATER, V4, P1147
[5]
KULESHOV NV, 1997, ADV SOLID STATE LASE, V10, P415
[6]
MCCUMBER DE, 1964, PHYS REV, V136, P954
[8]
METRAT G, 1980, THESIS U LYON 1, P8035