2005

1. A chain rule for ε-subdifferentials with applications to approximate solutions in convex Pareto problems

   Journal of Mathematical Analysis and Applications, Vol. 310, Núm. 1, pp. 309-327

2. A property of efficient and ε-efficient solutions in vector optimization

   Applied Mathematics Letters, Vol. 18, Núm. 4, pp. 409-414

3. Multiplier rules and saddle-point theorems for Helbig's approximate solutions in convex Pareto problems

   Journal of Global Optimization, Vol. 32, Núm. 3, pp. 367-383