Analysis and Evaluation of Techniques for the Extraction of Classes in the Ontology Learning Process. - Rafael Pedraza-Jimenez; Mari Vallez; Lluís Codina; Cristòfol Rovira (IEA/AIE (3), 2010)

A semi-automatic indexing system based on embedded information in HTML documents. - Mari Vallez; Rafael Pedraza-Jimenez; Lluís Codina; Saúl Blanco; Cristòfol Rovira (Libr. Hi Tech, 2015)

Updating controlled vocabularies by analysing query logs. - Mari Vallez; Rafael Pedraza-Jimenez; Lluís Codina; Saúl Blanco; Cristòfol Rovira (Online Inf. Rev., 2015)

Website quality evaluation: a model for developing comprehensive assessment instruments based on key quality factors. - Alejandro Morales-Vargas; Rafael Pedraza-Jimenez; Lluís Codina (J. Documentation, 2023)