@article{192431,
      note = {Cover title.},
      url = {http://library.usi.edu/record/192431},
      title = {Exploring the structure and evolution of the universe.},
      publisher = {National Aeronautics and Space Administration, Goddard  Space Flight Center,},
      recid = {192431},
      pages = {[32] p. :},
      address = {Greenbelt, Md. :},
      year = {1997},
}