Wolfgang Effelsberg, Christoph Hornung. Lehren und Lernen im Internet. it - Information Technology, 40(2):16-22, 1998. [doi]
@article{EffelsbergH98, title = {Lehren und Lernen im Internet}, author = {Wolfgang Effelsberg and Christoph Hornung}, year = {1998}, doi = {10.1524/itit.1998.40.2.16}, url = {http://dx.doi.org/10.1524/itit.1998.40.2.16}, researchr = {https://researchr.org/publication/EffelsbergH98}, cites = {0}, citedby = {0}, journal = {it - Information Technology}, volume = {40}, number = {2}, pages = {16-22}, }