共 4 条
[1]
ANDERSON EC, 1957, BRIT J RADIOL S, V7, P27
[2]
Francis J. E., 1955, NUCLEONICS, V13, P82
[3]
Hayes FN, 1956, INT J APPL RADIAT IS, V1, P46
[4]
PRINGLE, 1953, PHYS REV, V92, P1582