@article{Paxson:311468,
      recid = {311468},
      author = {Paxson, David S.},
      title = {Changes in intercity trcukload costs & service  1950-1980},
      address = {1981},
      year = {1981},
      note = {Proceedings of the Transportation Research Forum  - 22nd -  1981},
      url = {http://ageconsearch.umn.edu/record/311468},
      doi = {https://doi.org/10.22004/ag.econ.311468},
}