https://www.wto.org/english/news_e/pres18_e/pr820_e.htm
https://wiiw.ac.at/the-granular-trade-and-production-activities-grantpa-database-dlp-6911.pdf
https://trade.ec.europa.eu/doclib/docs/2018/april/tradoc_156791.pdf
https://www.wto.org/english/tratop_e/dispu_e/487abr_e.pdf