@article{Hodgson:171614,
      recid = {171614},
      author = {Hodgson, J. M.},
      title = {The Nature, Ecology, and Control of Canada Thistle},
      address = {1968},
      number = {1488-2016-123880},
      series = {Technical Bulletin},
      pages = {37},
      year = {1968},
      url = {http://ageconsearch.umn.edu/record/171614},
      doi = {https://doi.org/10.22004/ag.econ.171614},
}