@article{17390,
      recid = {17390},
      author = {Ostrom, Meredith E.},
      title = {Trace elements in Illinois Pennsylvanian limestones.},
      address = {Urbana,},
      pages = {34 p.},
      year = {1957},
      url = {http://library.usi.edu/record/17390},
}