APA (7th ed.) Citation

Costa, R., Novais, P., Costa, Â., Lima, L., & Neves, J. (2010). User recognition in AAL environments.

Chicago Style (17th ed.) Citation

Costa, Ricardo, Paulo Novais, Ângelo Costa, Luís Lima, and José Neves. User Recognition in AAL Environments. 2010.

MLA (8th ed.) Citation

Costa, Ricardo, et al. User Recognition in AAL Environments. 2010.