00687naa#a2200193#i#450# EN\INFRA-M\bibl\126396 20260710094942.5 2306-1731 20260623b2026####ek#y0engy0150####ca RU Isolation as a Socio-Psychological Factor of Group Dynamics in a Sports Team: Theoretical and Empirical Research Journal article Moscow INFRA-M Academic Publishing LLC. 2026 12 с. Journal article local Групповая динамика. Групповые изменения. 316.454.7 Baulina V. S. Mudraya V. V. Shafazhinskaya N. E. zh-szf.ru