共 4 条
[1]
CAMPBELL NR, 1934, J SCI INSTRUM, V11, P125
[2]
The use of a selenium depletion layer photo cells for the measurement of very weak intensities.
[J].
PHYSICA,
1934, 1
:119-122
[3]
PRESTON JS, 1929, T OPT SOC LONDON, V31, P15