@article{033-000-01061-3,
      recid = {179275},
      title = {The Gamma-Ray Observatory.},
      publisher = {National Aeronautics and Space             Administration  :},
      address = {[Washington, D.C.?] :},
      number = {033-000-01061-3},
      pages = {39 p. :},
      year = {1990},
      note = {Cover title.},
      url = {http://library.usi.edu/record/179275},
}