@unpublished{repository12401,
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. DR. HAMKA},
           title = {Per Review HKI 7\_Permutasi Siklis},
             url = {http://repository.uhamka.ac.id/id/eprint/12401/},
          author = {RIZKI DWI SISWANTO, RDS}
}