@unpublished{repository10015,
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. DR. HAMKA},
           title = {A\_StatMat 6A Genap 2020.2021 Rizki Dwi Siswanto},
             url = {http://repository.uhamka.ac.id/id/eprint/10015/},
          author = {RIZKI DWI SISWANTO, RDS}
}