@unpublished{repository9678,
           title = {Hasil Cek Turnitin IOP Science 2021: Formulation and Development},
            note = {Unpublished},
       publisher = {Nining Nining},
          author = {Fith Khaira Nursal, Fith and Nining, Nining and Rahmah, A. S.},
             url = {http://repository.uhamka.ac.id/id/eprint/9678/}
}