ENTITY

ENTITY

[1] Emacs-w3 User's Manual - Supported Markup Languages ( 版) <http://www.informatik.uni-hamburg.de/RZ/software/emacs/w3/w3_2.html#SEC6>

[2] W3C XML Schema Definition Language (XSD) 1.1 Part 2: Datatypes ( ( 版)) <http://www.w3.org/TR/2012/REC-xmlschema11-2-20120405/#ENTITY>