Dongwei Qiu Mingyi Du Shuqiang Lu Ruoming Shi High-speed Railway Location Design using GIS. 650-653 2009 IGARSS (2) http://dx.doi.org/10.1109/IGARSS.2009.5418170 conf/igarss/2009 db/conf/igarss/igarss2009-2.html#QiuDLS09