Direct multi-objective optimization of parametric geometrical models stored in PLM systems to improve functional product designJ.-B. Bluntzer, S. Gomes, D. H. Bassir, A. Varret and J. C. SagotInt. J. Simul. Multidisci. Des. Optim., 2 1 (2008) 83-90DOI: https://doi.org/10.1051/smdo:2008011