@article{Carstensen+Grüttner+2018+227+228, url = {https://doi.org/10.3790/sfo.67.4.227}, title = {Editorial}, title = {}, author = {Johann CarstensenMichael Grüttner}, pages = {227--228}, volume = {67}, number = {4}, journal = {Sozialer Fortschritt}, doi = {doi:10.3790/sfo.67.4.227}, year = {2018}, lastchecked = {2018-04-01} }