https://www.rbc.ru/newspaper/2021/09/16/614096789a794741e1be8252
https://www.rosbalt.ru/world/2021/09/15/1921413.html
https://www.bbc.com/russian/features-58508091
http://region.expert/spb-taxes/
https://www.znak.com/2021-09-08/inflyaciya_v_rossii_ustanovila_pyatiletniy_rekord
http://www.kasparov.ru/material.php?id=613900530B375§ion_id=444F8A447242B
https://www.rbc.ru/newspaper/2021/09/09/6138d1169a79478ca5762b22