00715naa#a2200205#i#450# EN\\bibl\127402 20260709043420.4 1994-4683 20230930b2023####ek#y0engy0150####ca RU CHILDREN'S SWIMMING CENTERS OF THE VOLGOGRAD REGION Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2023 3 с. Journal article local Плавание с вспомогательными средствами. 797.22 Bondarenko D V Beznebeeva A M Ilchenko A A Bondarenko M P uchzapiski.lesgaft.spb.ru