Journal of Global Optimization
Journal of Global Optimization > 2006 > 36 > 4 > 581-596
Journal of Global Optimization > 2006 > 36 > 4 > 483-497
Journal of Global Optimization > 2006 > 36 > 4 > 627-635
Journal of Global Optimization > 2006 > 36 > 4 > 609-626