00808naa#a2200181#i#450# EN\\bibl\101121 20251220192955.6 1994-4683 20251218b2025####ek#y0engy0150####ca RU Analysis of the district system of physical culture and sports (on the example of Petrogradsky District of Saint Petersburg) Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2025 6 с. Journal article local Государственное и общественное содействие развитию физкультуры и спорта. 796.078 Alekseev Ivan Sergeevich Eremin Igor' Borisovich uchzapiski.lesgaft.spb.ru