RYZHA NURMAWAN, A., and L. ANIFAH. “RANCANG BANGUN SOFTWARE ANALISIS HASIL GERAKAN RELEASE ATLET LEMPAR LEMBING BERBASIS BACKGROUND SUBTRACTION”. JURNAL TEKNIK ELEKTRO, Vol. 9, no. 1, Oct. 2019, doi:10.26740/jte.v9n1.p%p.