@manual{repository1840,
           title = {4.5.3.1 Bukti Kegiatan Dosen Dalam Seminar Ilmiah},
            type = {Documentation},
       publisher = {Prodi S2 MM},
          author = {Bambang, Dwi Hartono},
             url = {http://repository.uhamka.ac.id/id/eprint/1840/}
}