7Ren Tianxiang,Zhao Yun,Zhang Hua,Yang Shaoping.Regional geochemical reconnaissance in arid and semi-arid desert terrains,west part of Inner Mongolia[A].Proceedings of the 3rd Chinese Exploration Geochemistry Symposium[C].Beijing:Publishing House of Mettallurgy Industry,1986:155-167.(in Chinese).
8Xie X J.A decade of regional geochemistry in china -the national reconnaissance project[J].Transaction of Mining and Metallurgy(section B):Applied Earth Science,1991,100:B57-B65.
9Wang X Q.Leaching of mobile forms of metals in overburden:development and applications[J].J.Geochem.Explor.,1998,61:39-55.
