Rannyaya spetsializatsiya, massovost' i sportivnoe dolgoletie kak problemy v organizatsii mnogoletnei podgotovli po sportivnoi bor'be - Shulkina, Yu. A.; Kuznetsov, A. S. (Teorija i Praktika fiziceskoj Kul'tury, 1999)
Keywords: sport psychology; sport pedagogics; specialisation; long-term performance build-up; wrestling; coordinative ability; organizing; junior elite sport; training planning; Russia; combat sports; junior sports