00695naa#a2200169#i#450# EN\\bibl\114589 20260327223019.5 1994-4683 20260325b2026####ek#y0engy0150####ca RU Pedagogical system of integrating physical and technical training of swimmers, based on the synergy effect Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2026 8 с. Journal article local Плавание. Ныряние. Водные игры. Прыжки в воду. 797.2 Arishin Andrey Vasil'evich uchzapiski.lesgaft.spb.ru