@article{59064,
      recid = {59064},
      author = {Weaver, John E.},
      title = {Prairie plants and their environment; a fifty-year study  in the Midwest.},
      publisher = {University of Nebraska Press},
      address = {Lincoln,},
      pages = {xi, 276 p.},
      year = {1968},
      url = {http://library.usi.edu/record/59064},
}