@article{Schöttler:298889,
      recid = {298889},
      author = {Schöttler, Rudolf},
      title = {Entwicklungslinien der deutschen Düngerwirtschaft},
      journal = {German Journal of Agricultural Economics/ Agrarwirtschaft},
      address = {1962},
      year = {1962},
      url = {http://ageconsearch.umn.edu/record/298889},
      doi = {https://doi.org/10.22004/ag.econ.298889},
}