@unpublished{repository5454,
       publisher = {FEB UHAMKA},
           title = {Hasil Penelitian 4 dengan Judul Pemodelan Return dan Volatilitas Indeks Saham Syariah di Indonesia},
            note = {Unpublished},
          author = {Zulpahmi, Zulpahmi and Jawab, Ahmadih Rojalih},
             url = {http://repository.uhamka.ac.id/id/eprint/5454/}
}