00727naa#a2200205#i#4500001002200000003001700022005001700039011001400056100004100070101000800111102000700119200011700126210005100243215001000294608002700304675011300331700001900444700002000463856003800483EN\INFRA-M\bibl\31008/en/manage/index20250802140125.6##a1998-0744##a20191114b2019####ek#y0engy0150####ca0#aRUS##aRU1#aOne Theme of the Project Is a Lot of Ideas: on the Example of Designing a Mathematical CalendareJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2019##a5 с.##aJournal article2local##aОбразование. Воспитание. Обучение. Организация досуга. 37zRUS#1aPavlovagO. A.#1aChirkovagN. I.4#afht.editorum.ruu/en/manage/index