共 5 条
[2]
EICHENAUER W, 1957, Z METALLKD, V48, P373
[3]
KUPER A, 1955, PHYS REV, V98, P187
[4]
SCHULE W, 1961, Z NATURFORSCHG, VA 16, P323
[5]
SIMMONS RO, 1962, B AM PHYS SOC, V7, P233