THE EFFECT OF STRENGTH EXERCISES CHARACTERIZED BY SPEED IN DEVELOPING THE VALUES OF SOME BIOMECHANICAL VARIABLES TO PERFORM THE OFFENSIVE BLOCKING SKILL FROM POSITION (2) WITH THE VOLLEYBALL PLAYER FOR THE SPECIALIST (POSITION. Res. Jou. Ana.Inv. [Internet]. 2022 Dec. 28 [cited 2026 Apr. 25];3(12):189-96. Available from: https://reserchjet.academiascience.org/index.php/rjai/article/view/640