ANALYSIS: Bombardier faces latest setback with trade ruling

https://www.flightglobal.com/news/articles/analysis-bombardier-faces-latest-setback-with-trade-441584/

https://leehamnews.com/2017/09/27/assessing-impact-bombardier-decision/

https://leehamnews-5389.kxcdn.com/wp-content/uploads/2017/09/Decision-092617.pdf