Department of Spatial Design, Chienkuo Technology University, Changhua
State Key Laboratory of Geohazard Prevention and Geoenvironment Protection, Chengdu University of
Technology, Chengdu, China
State Key Laboratory of Geohazard Prevention and Geoenvironment Protection, Chengdu University of
Technology, Chengdu, China
Copyright © 2015 Szu-Hsien Peng, Chuan Tang et al. This is
an open access article distributed under the Creative Commons Attribution
License, which permits unrestricted use, distribution, and reproduction in any
medium, provided the original work is properly cited.