00589naa#a2200169#i#450# EN\INFRA-M\bibl\37424 20251213104921.6 2306-1731 20200617b2020####ek#y0engy0150####ca RU Family Representations of Primary Schoolchildren from Single-Parent and Complete Families Journal article Moscow INFRA-M Academic Publishing LLC. 2020 5 с. Journal article local Статистика. Демография. Социология. 31 Golubeva Elena Valerievna naukaru.ru