00653naa#a2200181#i#450# EN\INFRA-M\bibl\36225 /en/manage/index 20250217053117.1 1998-1740 20200319b2020####ek#y0engy0150####ca RU Didactic Complexity Evaluation of Theorems Proofs of the School Geometry Course Journal article Moscow INFRA-M Academic Publishing LLC. 2020 6 с. Journal article local Образование. Воспитание. Обучение. Организация досуга. 37 Mayer R. V. test.editorum.ru /en/manage/index