Facilitating Social Network Studies of FLOSS using the OSSNetwork Environment. - Marco Antonio Balieiro; Samuel Felix de Sousa Jr.; Cleidson R. B. de Souza (OSS, 2008)

Analise Multidimensional de Redes Sociais de Projetos de Software Livre. - Samuel Felix de Sousa Jr.; Marco Antonio Balieiro; Cleidson Ronald Botelho de Souza (SBSC, 2008)

Multiple Social Networks Analysis of FLOSS Projects using Sargas. - Samuel Felix de Sousa Jr.; Marco Antonio Balieiro; Jean Marcel dos Reis Costa; Cleidson R. B. de Souza (HICSS, 2009)