Oksana Petrenko. Technical training of 13-15-year-old female athletes considering individual characteristics of competitive activity in beach volleyball. : Доктор філософії : spec.. 017 - Фізична культура і спорт : presented. 2026-08-20; popup.evolution: o; Lviv State University of Physical Culture named after Ivan Bobersky. – Львів, 0826U003506.

Updated: 2026-11-09