共 6 条
[1]
BEHNKEN, 1935, PHYS Z, V36, P459
[2]
POHL, 1912, PHYS RONTGENSTRAHLEN, P104
[3]
THORAEUS, 1936, ACTA RADIOL, V17, P161
[4]
THORAEUS, ACTA RADIOL S, V15
[5]
WIDMANN, 1935, AM J ROENTGENOL NOV, P644
[6]
WOOTEN, 1919, PHYS REV, V13, P71