1. Ivashchenko O., Khudolii O., Prusik K., Giovanis V. Strength Abilities: Immediate and Delayed Training Effects of Orthogonal Modes of Strength Training in Boys Aged 8 Years // Teorìâ ta Metodika Fìzičnogo Vihovannâ. 2020. № 2 (20). C. 109-116.