00902naa#a2200193#i#450# EN\\bibl\95780 20250429040416.2 1994-4683 20250306b2025####ek#y0engy0150####ca RU Study of the influence of various methods of mental self-regulation on the result of competitive activity of triathletes Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2025 5 с. Journal article local Роль физкультуры и спорта в воспитании и общем развитии личности. 796.011.1 Общие вопросы физической культуры и спорта. 77.01 grnti Pilina Irina Borisovna Antipina Yuliya Valentinovna uchzapiski.lesgaft.spb.ru