Journal of Optimization Theory and Applications
Journal of Optimization Theory and Applications > 2000 > 107 > 3 > 559-571
Journal of Optimization Theory and Applications > 2001 > 109 > 1 > 85-98
Journal of Optimization Theory and Applications > 2001 > 110 > 2 > 315-324
Journal of Optimization Theory and Applications > 2004 > 120 > 2 > 355-374