@article{Ruppert:294583,
      recid = {294583},
      author = {Ruppert, K.},
      title = {Die Sozialbrache in Westdeutschland. The social wasteland  in West Germany},
      journal = {German Journal of Agricultural Economics/ Agrarwirtschaft},
      address = {1959},
      year = {1959},
      url = {http://ageconsearch.umn.edu/record/294583},
      doi = {https://doi.org/10.22004/ag.econ.294583},
}