00806naa#a2200181#i#450# EN\\bibl\111464 20260115221320.4 1994-4683 20250913b2025####ek#y0engy0150####ca RU Formation of business communications in the process of training a trainer- teacher at a university of physical education Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2025 3 с. Journal article local Учащиеся спортивных школ. Студенты институтов физкультуры и спорта. 796.077.5 Shlyakhtov Vyacheslav Nikolaevich Komeva Ekaterina Yurievna uchzapiski.lesgaft.spb.ru