00779naa#a2200169#i#450# EN\\bibl\121470 20260510204034.7 1994-4683 20230531b2023####ek#y0engy0150####ca RU DEVELOPMENT OF FLEXIBILITY IN STUDENTS IN PHYSICAL EDUCATION LESSONS AT THE UNIVERSITY Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2023 2 с. Journal article local Методика физического воспитания. Пути и средства физического воспитания. Учебные заведения физической культуры. 796.011.3 uchzapiski.lesgaft.spb.ru