共 122 条
[41]
PAST VOLCANISM REVEALED BY GREENLAND ICE SHEET IMPURITIES
[J].
NATURE,
1977, 270 (5637)
:482-486
[44]
HAMMER CU, 1982, ATMOSPHERIC CHEM, P119
[45]
HEBERT D, 1982, ZFI MITTEILUNGEN, V51, P87
[48]
PAST ATMOSPHERIC ENVIRONMENTS REVEALED BY POLAR ICE CORE STUDIES
[J].
HYDROLOGICAL SCIENCES JOURNAL-JOURNAL DES SCIENCES HYDROLOGIQUES,
1983, 28 (01)
:139-153
[49]
HERRON MM, 1977, ISOTOPES IMPURITIES, P98
[50]
HINKLEY TK, 1978, USGS78701 OP FIL REP, P179