共 24 条
[1]
A FILAMENT CURRENT REGULATOR FOR SOLID SOURCE MASS SPECTROMETERS
[J].
JOURNAL OF PHYSICS E-SCIENTIFIC INSTRUMENTS,
1968, 1 (03)
:329-&
[2]
ALDRICH LT, 1956, GEOCHIM COSMOCHIM AC, V10, P238
[3]
BACKUS MM, 1955, THESIS MASSACHUSETTS
[4]
DARTON NH, 1925, US GEOL SURV GEOL AT
[5]
DAVIS GL, 1956, B GEOL SOC AMER, V67
[6]
DAVIS GL, 1953, B GEO SOC AM, V64, P379
[7]
ECKELMANN WR, 1957, GEOL SOC AM BULL, V68, P1117
[8]
FAUL H, 1959, AM MINERAL, V44, P1076
[10]
GEOCHRONOLOGY OF MIDCONTINENT REGION UNITED STATES .2. NORTHERN AREA
[J].
JOURNAL OF GEOPHYSICAL RESEARCH,
1966, 71 (22)
:5389-+