Krumova-Tsoncheva K. STUDY OF A METHODOLOGY FOR THE DEVELOPMENT OF STRENGTH ENDURANCE IN INITIAL TRAINING IN ARTISTIC GYMNASTICS. kij [Internet]. 2025 Apr. 25 [cited 2026 Aug. 4];67(5):835-40. Available from: https://ojs.ikm.mk/index.php/kij/article/view/7470