Maciel, Rita, Carlos Guimarães Ferraz, and Nelson Souto Rosa.
"An MDA Domain Specific Architecture to Provide Interoperability Among Collaborative Environments." <em>Anais do XIX Simpósio Brasileiro de Engenharia de Software,
Uberlândia/MG, 2005</em>. SBC, 2005,  
pp.120-135.