Mastrogianni, Angeliki, Maria Psychountaki, and Olyvia Donti. 2020. “SELF-PERCEPTIONS AND SELF-ESTEEM IN ADOLESCENT RHYTHMIC GYMNASTS: IS TRAINING LEVEL A DETERMINANT?”. Science of Gymnastics Journal 12 (3): 357-66. https://doi.org/10.52165/sgj.12.3.357-366.