@article{229729,
      note = {Title on p. [4] of cover: Heterogeneity in the  plant-fossil record.},
      author = {Burnham, Robyn J.},
      url = {http://library.usi.edu/record/229729},
      title = {Paleoecological and floristic heterogeneity in the  plant-fossil record : an analysis based on the Eocene of  Washington /},
      publisher = {U.S. G.P.O. ;},
      recid = {229729},
      pages = {iv, 36 p. :},
      address = {Washington :},
      year = {1994},
}