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Guo, Z.; Lu, X.; Li, Yuan; Li, Yifan: ¬A framework of students' reasons for using CMC media in learning contexts : a structural approach (2011)
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Cal da Silva, L.F.; Werneck Barbosa, M.; Gomes, R.R.: Measuring participation in distance education online discussion forums using social network analysis (2019)
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Ehlers, U.-D.; Becker, P.: "Didaktik!" : Interview (2005)
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Berg, L.: Pablo will es wissen : Lernen mit Salman Khan (2012)
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