Saettler, A., 		Gomes, R., & 		Guizzardi, R.
(2012).
 Semantic Metadata Support for the Development of Interactive Digital TV Applications.
In <em>Proceedings of the 8th Brazilian Symposium on Information Systems</em>, (pp. 447-458). Porto Alegre: SBC.
doi:10.5753/sbsi.2012.14427