TY  - GEN
AU  - Sun,Wenyu
AU  - Yuan, Ya-Xiang
TI  - Optimization theory and methods: nonlinear programming 
T2  - Springer optimization and its applications
SN  - 0387249753
U1  - 519.76 
PY  - 2006///
CY  - [S.l.]
PB  - Springer
ER  -