Oliver Schütze Carlos A. Coello Coello Emilia Tantar El-Ghazali Talbi Computing a Finite Size Representation of the Set of Approximate Solutions of an MOP http://arxiv.org/abs/0804.0581 2008 CoRR abs/0804.0581 db/journals/corr/corr0804.html#abs-0804-0581 informal publication