Based on two times of regional geochemical prospecting work in Iran, this paper has made a comparative analysis of such problems as the density of sampling points, the composite samples and the map-compiling methods in accord with the basic principles of stream sediment survey.
胡德中. 在伊朗的两次区域化探工作[J]. 物探与化探, 2008, 32(3): 270-273,278.
HU De-zhong. TWO TIMES OF REGIONAL GEOCHEMICAL PROSPECTING WORK IN IRAN. Geophysical and Geochemical Exploration, 2008, 32(3): 270-273,278.