Gomez-Perez, A., Fernandez-Lopez, M., Corcho, O., Fernandez-Lopez, M., Corcho, O., Corcho, O. 1., & Fernandez-Lopez, M. 1. (2003). Ontological engineering: With examples from the areas of knowledge management, e-commerce and the semantic web. London: Springer.

Gomez-Perez, Asuncion, Mariano Fernandez-Lopez, Oscar Corcho, Mariano Fernandez-Lopez, Oscar Corcho, Oscar 1976- Corcho, and Mariano 1971- Fernandez-Lopez. Ontological Engineering: With Examples From the Areas of Knowledge Management, E-commerce and the Semantic Web. London: Springer, 2003.

Gomez-Perez, Asuncion, et al. Ontological Engineering: With Examples From the Areas of Knowledge Management, E-commerce and the Semantic Web. London: Springer, 2003.