00539naa#a2200169#i#450# EN\RIOR\bibl\90358 20260316062806.1 2409-6024 20241228b2024####ek#y0engy0150####ca RU Analysis of population reproduction processes in the Russian Federation Journal article Moscow Publishing Center RIOR 2024 9 с. Journal article local Ippolitov Konstantin Gennad'evich Mikhailova Ekaterina Olegovna build-pro.editorum.ru