What they want and what they get: a study of light-weight technologies for online communities. - Elton José da Silva; Clarisse Sieckenius de Souza; Raquel Oliveira Prates; Ana Maria Nicolaci-da-Costa (CLIHC, 2003)

Compulsory institutionalization: investigating the paradox of computer-supported informal social processes. - Clarisse Sieckenius de Souza; Ana Maria Nicolaci-da-Costa; Elton José da Silva; Raquel Oliveira Prates (Interact. Comput., 2004)