1.2.1 Normative References
We conduct frequent surveys of the normative references to assure their continued availability. If you have any issue with finding a normative reference, please contact firstname.lastname@example.org. We will assist you in finding the relevant information.
[ECMA-402/2] Ecma International, "ECMAScript® 2015 Internationalization API Specification", Standard ECMA-402 2nd Edition / June 2015, http://www.ecma-international.org/ecma-402/2.0/ECMA-402.pdf
[RFC2119] Bradner, S., "Key words for use in RFCs to Indicate Requirement Levels", BCP 14, RFC 2119, March 1997, http://www.rfc-editor.org/rfc/rfc2119.txt