1. Buche, C. 2005: “ Un système tutoriel intelligent et adaptatif pour l’apprentissage de compétences en environnement virtuel de formation ” (Doctoral dissertation, Université de Bretagne occidentale-Brest).
2. Carstensen, P. H., & Schmidt, K. (1999): "Computer supported cooperative work: New challenges to systems design". In K. Itoh (Ed.), Handbook of Human Factors.
3. Colombo, G., & Mumford, C. L. (2005,): "Comparing algorithms, representations and operators for the multi-objective knapsack problem". In Evolutionary Computation, IEEE Congress,2, 1268-1275
4. Colomo-Palacios, R., Tovar-Caro, E., García-Crespo, Á., & Gómez-Berbís, J. M. (2012): "Identifying technical competences of IT professionals: The case of software engineers". Professional Advancements and Management Trends in the IT Sector, 1.
5. Colomo-Palacios, R., Casado-Lumbreras, C., Soto-Acosta, P., García-Peñalvo, F. J., & Tovar-Caro, E. (2013).: “Competence gaps in software personnel: A multi-organizational study”. Computers in Human Behavior, 29(2), 456-461.