@article{226526,
      author = {Imlay, Ralph W. and Detterman, Robert L.,},
      url = {http://library.usi.edu/record/226526},
      title = {Jurassic paleobiogeography of Alaska,},
      publisher = {U.S. Govt. Print. Off.,},
      recid = {226526},
      pages = {iii, 34 p. :},
      address = {Washington,},
      year = {1973},
}