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IEEE Transactions on Education > 2011 > 54 > 1 > 114 - 124
2010 IEEE Frontiers in Education Conference (FIE) > F4C-1 - F4C-2
2010 IEEE Frontiers in Education Conference (FIE) > F4D-1 - F4D-6
2010 2nd International Conference on Computer Engineering and Technology > 3 > V3-92 - V3-95
2010 IST-Africa > 1 - 6