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IEEE Latin America Transactions > 2017 > 15 > 6 > 1121 - 1127
IEEE Transactions on Learning Technologies > 2017 > 10 > 2 > 182 - 193
IEEE Transactions on Sustainable Computing > 2017 > 2 > 2 > 100 - 112
IEEE Revista Iberoamericana de Tecnologias del Aprendizaje > 2017 > 12 > 1 > 17 - 23
IEEE Access > 2017 > 5 > 10583 - 10593
IEEE Access > 2017 > 5 > 11540 - 11556