00614naa#a2200181#i#450# EN\INFRA-M\bibl\57560 /en/manage/index 20241202215216.1 1998-1740 20230306b2023####ek#y0engy0150####ca RU Implementation of the Requirements of the Updated Standard When Introducing New Concepts in Mathematics Lessons Journal article Moscow INFRA-M Academic Publishing LLC. 2023 5 с. Journal article local математики. 372.851 Vasileva M. V. test.editorum.ru /en/manage/index