00547naa#a2200169#i#450# EN\INFRA-M\bibl\12783 20241212034643.4 2500-3305 20160725b2016####ek#y0engy0150####ca RUS RU Designing techniques for teaching future teachers of mathematics discipline «Elementary Mathematics» in the university Journal article Moscow INFRA-M Academic Publishing LLC. 2016 0 с. Journal article local Berseneva Olesya naukaru.ru