Jezer Machado de Oliveira
University of Vale do Rio dos Sinos (UNISINOS), Brazil
J.L.V. Barbosa, D.N. Ferrari Barbosa, J. Machado de Oliveira, S. Andrade Rabello Jr.: A Decentralized Infrastructure for Ubiquitous Learning Environments /jucs_20_12/a_decentralized_infrastructure_for