More properly known as ISO/IEC 14651, this is the ISO standard concerning collation: "International string ordering and comparison -- Method for comparing character strings and description of the common template tailorable ordering"
ISO site, "ISO/IEC 14651:2007" http://www.iso.org/iso/iso_catalogue/catalogue_tc/catalogue_detail.htm?csnumber=44872
Wikipedia, "ISO 14651" http://en.wikipedia.org/wiki/ISO_14651
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