@article{2014+187+189, url = {https://doi.org/10.3790/sfo.63.7.3}, title = {Betzelt – Tabellen und Abbildung}, title = {}, author = {}, pages = {187--189}, volume = {63}, number = {7}, journal = {Sozialer Fortschritt}, doi = {doi:10.3790/sfo.63.7.3}, year = {2014}, lastchecked = {2014-07-01} }