@article{N 92-33350 thru N 92-33387,
      note = {Distributed to depository libraries in microfiche.},
      author = {Sydnor, Richard L.},
      url = {http://library.usi.edu/record/179814},
      title = {23rd Annual Precise Time and Time Interval (PTTI)  Applications and  Planning Meeting proceedings of a meeting  sponsored by the  U.S. Naval Observatory ... [et al.] and  held at the Ritz-Carlton Huntington     Hotel, Pasadena,  California, December 3-5, 1991 / [microform] :. Precise  Time and Time Interval (PTTI) Applications and Planning  Meeting},
      publisher = {National Aeronautics and Space               Administration, Office of Management, Scientific and  Technical Information      Program,},
      number = {N 92-33350 thru N 92-33387},
      recid = {179814},
      pages = {1 v.},
      address = {[Washington, D.C.] :},
      year = {1992},
}