APA (7th ed.) Citation

Gomes, H., Zúquete, A., & Dias, G. P. (2012). An overview of security ontologies.

Chicago Style (17th ed.) Citation

Gomes, Hélder, André Zúquete, and Gonçalo Paiva Dias. An Overview of Security Ontologies. 2012.

MLA (8th ed.) Citation

Gomes, Hélder, et al. An Overview of Security Ontologies. 2012.