Ответ с <fedora-docs-list>:
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Now with Publican we use per-document entities in .ent
file, like [1]. So &PRODVER; is just 11 in this case. In this file you
can see also other entities used in document (like &HOLDER;)
[1]
http://git.fedorahosted.org/git/?p=docs/readme-burning-isos.git;a=blob;f=...
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