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2011 Frontiers in Education Conference (FIE) > T3D-1 - T3D-2
IEEE Transactions on Education > 2011 > 54 > 1 > 63 - 66
2010 IEEE Frontiers in Education Conference (FIE) > T4F-1 - T4F-2
2010 IEEE Frontiers in Education Conference (FIE) > T4G-1 - T4G-3