Greaves M J, Elderfield H, Sholkovitz E R. Aeolian sources of rare earth elements to the Western Pacific Ocean[J].Marine Chemistry,1999, 68: 31-38
[15]
Zhu W F, Xu S Q, Shao P P, et al. Bioelectrical activity of the central nervous system among populations in a rare earth element area[J]. Biological Trace Element Research, 1997, 57(1): 71-77
[16]
Yang X Y, Yin D Q, Sun H, et al. Distribution and bioavailability of rare earth elements in aquatic microcosm[J]. Chemosphere, 1999, 39(14): 2443-2450
[17]
Wyndham T, Mcculloch M, Fallon S, et al. High-resolution coral records of rare earth elements in coastal seawater: Biogeochemical cycling and a new environmental proxy[J]. Geochimica et Cosmochimica Acta, 2004, 68(9): 2067-2080
[18]
Rauret G,Lopez-Sanchez J F, Sahuquillo A.Improvement of the BCR three-step sequential extraction procedure prior to the certification of new sediment and soil reference materials[J].J Environm Monit,1999, 1: 57-61
Birk D, White J C. Rare earth elements in bituminous coals and under-clays of the Sydney Basin, Nova Scotia: Element sites, distribution, mineralogy[J]. Int J Coal Geology, 1991, 19(1/4): 221-254
