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 email@example.com. We will assist you in finding the relevant information.
[ECMA-262/51] Ecma International, "ECMAScript® Language Specification", 5.1 edition, Standard ECMA-262, June 2011, http://www.ecma-international.org/ecma-262/5.1/index.html
[ECMA-262/5] Ecma International, "ECMAScript Language Specification", Standard ECMA-262 5th Edition / December 2009, http://www.ecma-international.org/publications/files/ECMA-ST-ARCH/ECMA-262%205th%20edition%20December%202009.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