The effect of icky shuffle training on 30 meter running speed in intensive development high school futsal players in Surabaya. Jurnal Ilmiah Adiraga : Jurnal Penelitian Olahraga, [S. l.], v. 10, n. 2, p. 20–31, 2024. DOI: 10.36456/adiraga.v10i2.9800. Disponível em: https://jurnal.unipasby.ac.id/adi_raga/article/view/9800. Acesso em: 5 aug. 2026.