Kulesza, Uirá, Roberta Coelho, Vander Alves, Alberto Costa Neto, Alessandro Garcia, Carlos Lucena, Arndt von Staa, and Paulo Borba. " Implementing Framework Crosscutting Extensions with EJPs and AspectJ." Anais do XX Simpósio Brasileiro de Engenharia de Software, Florianópolis, 2006. SBC, 2006, pp.177-192.