Kolimechkov, S. et al. 2021. KINEMATIC ANALYSIS OF DOUBLE BACK STRAIGHT SOMERSAULT AND DOUBLE BACK STRAIGHT SOMERSAULT WITH FULL TWIST ON RINGS. Science of Gymnastics Journal. 13, 2 (Jun. 2021), 191–202. DOI:https://doi.org/10.52165/sgj.13.2.191-202.