Objective Methods for Analysing Unreplicated Factorial Designs. - Nuno Ricardo Costa; Zulema Lopes Pereira (World Congress on Engineering, 2007)

Responses modeling and optimization criteria impact on the optimization of multiple quality characteristics. - Nuno Ricardo Costa; João Lourenço; Zulema Lopes Pereira (Comput. Ind. Eng., 2012)

Multiresponse Optimization and Pareto Frontiers. - Nuno Ricardo Costa; João Lourenço; Zulema Lopes Pereira (Qual. Reliab. Eng. Int., 2012)

Gaussian Process Model - An Exploratory Study in the Response Surface Methodology. - Nuno Ricardo Costa; João Lourenço (Qual. Reliab. Eng. Int., 2016)