Optimization Strategies for Two-Mode Partitioning. - Joost van Rosmalen; Patrick J. F. Groenen; Javier Trejos; William Castillo (J. Classif., 2009)

Fuzzy Clustering by Hyperbolic Smoothing. - David Masis; Esteban Segura; Javier Trejos; Adilson Xavier (CoRR, 2022)