@article{Kreutzer+2019+10+15, url = {https://doi.org/10.3790/dbw.60.4.10}, title = {The Dark Side of Smartphone, Social Media & Co. – Teil 2}, title = {}, author = {Ralf T. Kreutzer}, pages = {10--15}, volume = {60}, number = {4}, journal = {Der Betriebswirt}, doi = {doi:10.3790/dbw.60.4.10}, year = {2019}, lastchecked = {2019-12-01} }