共 6 条
[1]
BERGMANN L, 1944, ULTRASHALL
[2]
CEFOLA M, 1946, MIT963 RAD LAB REP
[3]
FIRESTONE FA, 1945, METAL PROGR, V48, P505
[4]
FRANKEL S, MIT6458 RAD LAB REP
[5]
PELLAM JR, 1946, APR M AM PHYS SOC
[6]
SIMON EN, 1945, METAL PROGR, V48, P513