https://www.wto.org/english/res_e/booksp_e/anrep_e/anrep17_e.pdf
https://docs.wto.org/dol2fe/Pages/SS/directdoc.aspx?filename=q:/INF/TESSD/R4.pdf&Open=True
https://borderlex.net/2021/04/13/comment-quo-vadis-energy-charter-treaty/
https://www.wto.org/english/res_e/reser_e/ullbergpresentation_e.pdf