1. Bolviken, B., 1986. Geochemical Atlas of Northern Fennoscandia. Nordic Council of Ministers.
2. Regional Geochemical Atlas;Bowie,1978
3. Cheng, H.X., Shen, X.C., Yan, G.S., Gu, T.X., Lai, Z.M., Xie, X.J., 1997. Wide-spaced floodplain sediment sampling covering the whole of China: pilot survey for international geochemical mapping. In: Xie Xuejing (Ed.), Proc. 30th Int. Geol. Congr. Geochemistry. International Science Publishers. pp. 89–109.
4. Coker, W.B., Ellwood, D.J., 1981. Open file 730–749. Inclusive, Geol. Surv. Canada, Ottawa.
5. Book reviews;Darnley;J. Geochem. Explor.,1998