@article{719985,
      author = {Fortey, Richard A. and Bruton, David L.},
      url = {http://library.usi.edu/record/719985},
      title = {Lower Ordovician trilobites of the Kirtonryggen Formation,  Spitsbergen [electronic resource] /},
      recid = {719985},
      pages = {1 online resource (120 pages) :},
}