@phdthesis{UNY1792,
          school = {UNY},
            year = {2010},
           month = {July},
           title = {SISTEM INFORMASI GEOGRAFIS UNIVERSITAS NEGERI YOGYAKARTA},
          author = {Fauzi Nur Hadi},
             url = {http://eprints.uny.ac.id/1792/}
}