@unpublished{repository45609,
       publisher = {Universitas Muhammadiyah Prof. DR. HAMKA},
            note = {Unpublished},
           title = {BAP,DKM,DNM Mesin Konversi Energi 6B},
             url = {http://repository.uhamka.ac.id/id/eprint/45609/},
          author = {Rifky, Rifky}
}