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Aßfalg, R.; Hammwöhner, R.; Rittberger, M.: ¬The hypertext Internet connection : E-mail, online search, Gopher (1993)
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Griesbaum, J.; Mahrholz, N.; Kiedrowski, K. von Löwe; Rittberger, M.: Knowledge generation in online forums : a case study in the German educational domain (2015)
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- Date
- 20. 1.2015 18:30:22