@unpublished{repository18428,
       publisher = {UHAMKA},
            note = {Unpublished},
           title = {SK Mengajar, BAP, Presensi, Nila Mata Kuliah Berpikir Matematika Tingkat Tinggi},
             url = {http://repository.uhamka.ac.id/id/eprint/18428/},
          author = {Samsul Maarif, SMF}
}