Toward Friendly, Dialog-based Construction of Algorithm Visualizations and Animations. - Fernando Naharro-Berrocal; Cristóbal Pareja-Flores; J. Ángel Velázquez-Iturbide (VIIP, 2001)

Approaches to comprehension-preserving graphical reduction of program visualizations. - Fernando Naharro-Berrocal; Cristóbal Pareja-Flores; Jaime Urquiza-Fuentes; J. Ángel Velázquez-Iturbide (SAC, 2002)