@unpublished{repository46131,
       publisher = {Universitas Muhammadiyah Prof. DR. HAMKA},
           title = {Bukti Ajar Kalulus Integral Genap 2425},
            note = {Unpublished},
             url = {http://repository.uhamka.ac.id/id/eprint/46131/},
          author = {Laksanawati, Wahyu Dian}
}