00694naa#a2200205#i#4500001002200000003001700022005001700039011001400056100004100070101000800111102000700119200010300126210005100229215001000280608002700290675007800317700003200395700002200427856003900449EN\INFRA-M\bibl\28938/en/manage/index20250108154843.3##a2306-1731##a20190606b2019####ek#y0engy0150####ca0#aRUS##aRU1#aThe Role and the Place of Geometry in the System of Mathematical School OlympiadseJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2019##a4 с.##aJournal article2local##aСтатистика. Демография. Социология. 31zRUS#1aKeldibekovagAida Oskonovna#1aSelivanovagN. S.4#atest.editorum.ruu/en/manage/index