https://www.mckinsey.com/mgi/our-research/global-trade-explorer?sector=0ag
https://www.occrp.org/en/investigations/kazakhstan-has-become-a-pathway-for-the-supply-of-russias-war-machine-heres-how-it-works
https://www.santandercb.co.uk/sites/default/files/documents/trade_barometer_spring_2022.pdf
https://www.gov.uk/government/uploads/system/uploads/attachment_data/file/637748/Future_customs_arrangements_-_a_future_partnership_paper.pdf