@article{408229,
      author = {Ahlgren, C. E. and Ahlgren, Isabel.},
      url = {http://library.usi.edu/record/408229},
      title = {Lob trees in the wilderness the human and natural history  of the boundary waters / [electronic resource] :},
      publisher = {University of Minnesota Press,},
      recid = {408229},
      pages = {xii, 218 p.},
      address = {Minneapolis, MN :},
      year = {2001},
}