%0 Journal Article
%T A Nonlinear Optimization Technique of Tunnel Construction Based on DE and LSSVM
%A Xing Jun
%A Jiang Annan
%A Wen Zhiwu
%A Qiu Jingping
%J Mathematical Problems in Engineering
%D 2013
%I Hindawi Publishing Corporation
%R 10.1155/2013/980154
%U http://dx.doi.org/10.1155/2013/980154