@article{62118,
      author = {Kosanke, Robert M. and Harrison, John Albert,},
      url = {http://library.usi.edu/record/62118},
      title = {Microscopy of the resin rodlets of Illinois coal},
      recid = {62118},
      pages = {14 p.},
      address = {Urbana,},
      year = {1957},
}