@article{2017+179+202, url = {https://doi.org/10.3790/sfo.66.2.1}, title = {Boll – Anhang}, title = {}, author = {}, pages = {179--202}, volume = {66}, number = {2}, journal = {Sozialer Fortschritt}, doi = {doi:10.3790/sfo.66.2.1}, year = {2017}, lastchecked = {2017-02-01} }