APA (7th ed.) Citation

Carvalho, N., Simões, A., & Almeida, J. J. (2011). OML: A scripting approach for manipulating ontologies.

Chicago Style (17th ed.) Citation

Carvalho, Nuno, Alberto Simões, and J. J. Almeida. OML: A Scripting Approach for Manipulating Ontologies. 2011.

MLA (8th ed.) Citation

Carvalho, Nuno, et al. OML: A Scripting Approach for Manipulating Ontologies. 2011.