Maximal power of the lower limbs of youth gymnasts and biomechanical indicators of the forward handspring vault versus the sports result - Kochanowicz, A.; Kochanowicz, K.; Niespodziúski, B.; Mieszkowski, J.; Aschenbrenner, P.; Bielec, G.; Szark-Eckardt, M. (Journal of Human Kinetics, 2016)