muP: A Micropayment System. - Pedro A. L. Mindlin; Christiane Marie Schweitzer; Tereza Cristina M. B. Carvalho; Wilson Vicente Ruggiero (I3E, 2003)

A Distributed Mechanism for Trust Propagation and Consolidation in Ad Hoc Networks. - Christiane Marie Schweitzer; Tereza Cristina M. B. Carvalho; Wilson Vicente Ruggiero (ICOIN, 2006)

Using Virtual Worlds in distance learning environments. - Itana Stiubiener; Waleska Barbosa; Carlos Alberto Kamienski; Christiane Marie Schweitzer (FIE, 2011)