1. Extending and relating different approaches for solving fuzzy quadratic problems

   • Carlos Cruz
   • Ricardo C. Silva
   • José L. Verdegay

   OriginalPaper 22 June 2011 Pages: 193 - 210

2. A bilevel fuzzy principal-agent model for optimal nonlinear taxation problems

   • Yanfei Lan
   • Ruiqing Zhao
   • Wansheng Tang

   OriginalPaper 02 June 2011 Pages: 211 - 232

3. Extension of the VIKOR method for group decision making with interval-valued intuitionistic fuzzy information

   • Jin Han Park
   • Hyun Ju Cho
   • Young Chel Kwun

   OriginalPaper 09 June 2011 Pages: 233 - 253

4. A multi-objective chance-constrained network optimal model with random fuzzy coefficients and its application to logistics distribution center location problem

   • Jiuping Xu
   • Liming Yao
   • Xiaodan Zhao

   OriginalPaper 02 June 2011 Pages: 255 - 285