@article{199989,
      recid = {199989},
      author = {Ponce, David A. and Kohrn, S. B. and Waddell, S. J.},
      title = {Gravity and magnetic data of Fortymile Wash, Nevada Test  Site, Nevada [microform] /},
      publisher = {U.S. Geological Survey ;},
      address = {Menlo Park, Calif. :},
      pages = {ii, 33 p. :},
      year = {1992},
      note = {"Prepared in cooperation with the Nevada Field Office,  U.S. Dept. of Energy (Interagency areement  DE-AI08-78ET44802)"--Cover.},
      url = {http://library.usi.edu/record/199989},
}