Kanelov I, Gotsi A. THE IMPACT OF PLYOMETRIC STRENGTH TRAINING ON THE 50 M FREESTYLE PERFORMANCE IN 16-17 YEARS OLD SWIMMERS. kij [Internet]. 2024 Mar. 31 [cited 2024 Jul. 16];63(1):147-53. Available from: https://ikm.mk/ojs/index.php/kij/article/view/6678