Towards a More Comprehensive Comparison of Collaborative Filtering Algorithms. - Cristina N. González-Caro; Maritza L. Calderón-Benavides; José de Jesús Pérez Alcázar; Juan C. García-Díaz; Joaquin Delgado (SPIRE, 2002)

Towards an Information Filtering System in the Web Integrating Collaborative and Content Based Techniques. - José de Jesús Pérez Alcázar; Maritza L. Calderón-Benavides; Cristina N. González-Caro (LA-WEB, 2003)

A comparison of several predictive algorithms for collaborative filtering on multi-valued ratings. - Maritza L. Calderón-Benavides; Cristina N. González-Caro; José de Jesús Pérez Alcázar; Juan C. García-Díaz; Joaquin Delgado (SAC, 2004)