Widiandaru, A., Royana, I. F. and Wibisana, M. I. N. (2026) “Efforts to Improve Long Jump Performance Using a Modified Hula Hoop for 11th-Grade Students at SMK Negeri 2 Semarang”, Jurnal Moderasi Olahraga, 6(1), pp. 142–153. doi: 10.53863/mor.v6i1.2273.