Sparsity in Optimal Randomized Classification Trees
Rafael Blanquero, Emilio Carrizosa , Cristina Molero-Río, Dolores Romero Morales(2019), European Journal of Operational Research, Elsevier Ltd., DOI: 10.1016/j.ejor.2019.12.002; Published online: 2019-12-16

Enhancing Interpretability in Factor Analysis by Means of Mathematical Optimization
Emilio Carrizosa, Vanesa Guerrero, Dolores Romero Morales & Albert Satorra (2019), Multivariate Behavioral Research, DOI: 10.1080/00273171.2019.1677208; Published online: 2019-10-30
Keywords: Exploratory factor analysis, interpretability, factor rotation, explanatory variables, mathematical optimization