00647naa#a2200181#i#450# EN\INFRA-M\bibl\67837 20241213132413.5 2500-3305 20230626b2023####ek#y0engy0150####ca RU About the basic categories of grammar teaching methods in the textbook of academician A.V. Tekuchev «Methodology of the Russian language in secondary school» Journal article Moscow INFRA-M Academic Publishing LLC. 2023 4 с. Journal article local русскому. 372.881.161.1 Shapovalova I. A. Tekucheva I. V. naukaru.ru