共 8 条
[1]
FETZ AJ, 1963, 6 P I C ION PHEN GAS, V4, P39
[2]
HATTA Y, 1963, J BRIT IRE, V26, P383
[3]
KOEDAM M, 1961, PHILIPS RES REP, V16, P101
[4]
KOEDAM M, 1961, PHILIPS RES REP, V16, P266
[6]
PENNING FM, 1946, PHILIPS RES REP, V1, P119
[7]
Stocker B. J., 1961, BRIT J APPL PHYS, V12, P465
[8]
WATANABE Y, 1952, J I ELEC ENGRS JAPAN, V72, P611