@article{2011+69+70, url = {https://doi.org/10.3790/sfo.60.3.1a}, title = {Appendix-Cebulla}, title = {}, author = {}, pages = {69--70}, volume = {60}, number = {3}, journal = {Sozialer Fortschritt}, doi = {doi:10.3790/sfo.60.3.1a}, year = {2011}, lastchecked = {2011-03-01} }