FEBRIANTI, T. S. .; EKANESIA, P. . A Comparative Study of Futsal Training Techniques on Concentration and Gross Motor Skills in New and Long-Term Students at MR Futsal Academy (Aged 4–7 Years). International Journal of Marketing & Human Resource Research, [S. l.], v. 6, n. 3, p. 551 - 561, 2025. DOI: 10.47747/ijmhrr.v6i3.2838. Disponível em: https://journal.jis-institute.org/index.php/ijmhrr/article/view/2838. Acesso em: 7 nov. 2026.