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IEEE Transactions on Education > 2011 > 54 > 1 > 97 - 103
IEEE Transactions on Education > 2011 > 54 > 1 > 77 - 86
IEEE Transactions on Education > 2011 > 54 > 1 > 48 - 55
2010 IEEE ANDESCON > 1 - 9
2010 2nd International Conference on Education Technology and Computer > 4 > V4-467 - V4-471
IEEE EDUCON 2010 Conference > 1385 - 1390
IEEE EDUCON 2010 Conference > 407 - 412