@phdthesis{UNY10274,
            year = {2013},
           month = {March},
          school = {UNY},
          author = { Arum  Garnasih Tunjung},
           title = {KAJIAN OPTIMASI KUAT TEKAN BETON DENGAN SIMULASI GRADASI UKURAN BUTIR AGREGAT KASAR},
             url = {http://eprints.uny.ac.id/10274/}
}