@article{Gruber:299084,
      recid = {299084},
      author = {Gruber, J and Haimerl, D J and Schmidt, Hermann},
      title = {Strukturelle Gleichungen zur Erklärung der Zahl der  Milchkühe und der weiblichen Jungrinder in der BRD},
      journal = {German Journal of Agricultural Economics/ Agrarwirtschaft},
      address = {1968},
      year = {1968},
      url = {http://ageconsearch.umn.edu/record/299084},
      doi = {https://doi.org/10.22004/ag.econ.299084},
}