@unpublished{repository42612,
           title = {Sertifikat international workshop 2025},
       publisher = {Universitas Muhammadiyah Prof. DR. Hamka},
            note = {Unpublished},
             url = {http://repository.uhamka.ac.id/id/eprint/42612/},
          author = {Nofendri, Yos}
}