Yingjun SunNing DingQian WangJian CuiGuangrong HaoXingxi ShiThe Simulation of Heavy Metal (Cu) Contamination in Surface Soils.238-2422009CSIE (2)https://doi.org/10.1109/CSIE.2009.154https://doi.ieeecomputersociety.org/10.1109/CSIE.2009.154conf/csie/2009db/conf/csie/csie2009-2.html#SunDWCHS09