https://www.wto.org/english/res_e/booksp_e/00_wtr19_e.pdf
https://assets.publishing.service.gov.uk/government/uploads/system/uploads/attachment_data/file/899991/200713_BPDG_-_Border_Operating_Model_FINAL_1320_edit.pdf
https://www.ost-ausschuss.de/de/dreimal-zentralasien
https://www.politico.eu/wp-content/uploads/2021/11/02/Coercion.pdf