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Educational Technology Research and Development > 2017 > 65 > 4 > 831-868
IEEE Software > 2016 > 33 > 3 > 7 - 9
2015 Digital Heritage > 1 > 403 - 404
Educational Technology Research and Development > 2017 > 65 > 4 > 831-868
IEEE Software > 2016 > 33 > 3 > 7 - 9
2015 Digital Heritage > 1 > 403 - 404