00550naa#a2200169#i#450# EN\INFRA-M\bibl\653 20250202173152.7 1998-0744 20131030b2013####ek#y0engy0150####ca RUS RU Classification of the abilities promoting formation of mathematical abilities of pupils at studying of a geometrical material Journal article Moscow INFRA-M Academic Publishing LLC. 2013 7 с. Journal article local Visitaeva Maret B. zh-szf.ru