00736naa#a2200181#i#4500001002300000005001700023011001400040100004100054102000700095200009300102210005100195215001000246608002700256675019500283700002900478700003300507856001400540EN\INFRA-M\bibl\10161620260512224158.2##a2306-1731##a20250925b2025####ek#y0engy0150####ca##aRU1#aOn the role of the opening in the preparation of beginner chess playerseJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2025##a3 с.##aJournal article2local##aНародное образование. Воспитание. Обучение. Организация досуга. 37aСтатистика. Демография. Социология. 31#1aBainovgBoris Sonomovich#1aVolozhaningSergey Egorovich4#azh-szf.ru