Sehailia Chokri, Benyoub Abdelaali, Legridi Khier 2026. The Effect Of A Proposed Training Program Using The Repetitive Training Method In Developing The Strength Characteristic Of Speed Among Football Players Under 19 Years Old (U19) . Pegem Journal of Education and Instruction. 16, 1 (Jan. 2026), 1620–1631.