Comparison between methods for interpolation of　studying spatial distribution of elements: a case study of soil heavy metals in Tongling　area, south China.
YUAN Feng BAI Xiao-Yu ZHOU Chao-Fa LI Xiang-Ling ZHANG Xin CHEN Xin-Ren CHEN Yong-Ning
Earth Science Frontiers . 2008, (5): 103 -109 .