@unpublished{repository10868,
           title = {Setifikat Seminar Bencana Hidrometeorologi di UNHAN, Februari\_2021\_R\_Tricahyono,NH},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. DR HAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/10868/},
          author = {Tricahyono, Nur Harsono}
}