NAKTAL MUZAHEM KHALEEL; SONGOL BILAL MURAD; WISSAM MAHDI SALEH. USING VARIABLE RATIOS IN PERIODS OF WORK TO REST AND ITS REFLECTION TO DEVELOPING SOME PHYSICAL VARIABLES FOR HANDBALL PRACTITIONERS AGED 40-50 YEARS. ResearchJet Journal of Analysis and Inventions, [S. l.], v. 3, n. 06, p. 1–12, 2022. DOI: 10.17605/OSF.IO/FV7W4. Disponível em: https://reserchjet.academiascience.org/index.php/rjai/article/view/509. Acesso em: 18 nov. 2024.