
https://publications.parliament.uk/pa/cm201719/cmselect/cmfaff/932/932.pdf

https://icsid.worldbank.org/sites/default/files/documents/Code_of_Conduct_V3_Comments_by_State_Commenter.pdf

http://www.theglobalipcenter.com/wp-content/uploads/2018/02/GIPC_IP_Index_2018.pdf