00483naa#a2200169#i#450# EN\INFRA-M\bibl\2061 20250121195035.2 1998-0728 20140417b2014####ek#y0engy0150####ca RUS RU Let the Children Know More About Yuri Gagarin Journal article Moscow INFRA-M Academic Publishing LLC. 2014 1 с. Journal article local Vinogradova Natalya Fedorovna naukaru.ru