@article{TUW-228819, author = {Dorn, J{\"u}rgen}, title = {Elektronische Abzeichen zur Unterst{\"u}tzung von informalem Lernen}, journal = {Informatik Spektrum}, year = {2014}, volume = {37}, number = {4}, pages = {329--332}, url = {http://www.springer.com/alert/urltracking.do?id=L4840636Mf1a3e3Sb0fb233}, doi = {10.1007/s00287-014-0796-2}, keywords = {Elektronische Abzeichen, Digital Badges, Informal Learning, Bonformal Learning, Social Media} }