@article{Hayenga:202961,
      recid = {202961},
      author = {Hayenga, Marvin L. and Boyd, David L. and Christian,  Lauren L.},
      title = {The Changing Economic Structure and Behavior of the Swine  Breeding Stock Market},
      address = {1981-09},
      number = {1803-2016-142584},
      pages = {41},
      year = {1981},
      url = {http://ageconsearch.umn.edu/record/202961},
      doi = {https://doi.org/10.22004/ag.econ.202961},
}