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IEEE Revista Iberoamericana de Tecnologias del Aprendizaje > 2015 > 10 > 3 > 92 - 99
IEEE Communications Surveys & Tutorials > 2013 > 15 > 3 > 1492 - 1519
IEEE Communications Magazine > 2011 > 49 > 9 > 132 - 141
2010 11th Symposium on Computing Systems > 104 - 111
2010 International Conference on Electronics and Information Engineering > 2 > V2-305 - V2-308