@article{157942,
      recid = {157942},
      author = {Mound, Michael C.},
      title = {Arenaceous Foraminiferida and zonation of the Silurian  rocks of northern Indiana,},
      publisher = {[Dept. of Natural Resources, Geological Survey]},
      address = {Bloomington, Ind.},
      pages = {126 p.},
      year = {1968},
      url = {http://library.usi.edu/record/157942},
}