@article{1+1+2009+501+513, url = {https://doi.org/10.3790/schm.129.3.501}, title = {Official Firm Data for Germany}, title = {}, author = {1 11 1}, pages = {501--513}, volume = {129}, number = {3}, journal = {Journal of Contextual Economics – Schmollers Jahrbuch}, doi = {doi:10.3790/schm.129.3.501}, year = {2009}, lastchecked = {2009-07-01} }