@article{33658,
      recid = {33658},
      author = {McKnight, Diane M. and Feder, Gerald L. and Stiles, Eric  A.},
      title = {Toxicity of Mount St. Helens ash leachate to a blue-green  alga /},
      publisher = {U.S. Dept. of the Interior, Geological Survey ;},
      address = {[Reston, Va.?] :},
      pages = {v, 14 p. :},
      year = {1981},
      url = {http://library.usi.edu/record/33658},
}