Documentation/admin-guide/spkguide.txt

16 Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A
1246 The "Cover Texts" are certain short passages of text that are listed,
1247 as Front-Cover Texts or Back-Cover Texts, in the notice that says that
1248 the Document is released under this License.  A Front-Cover Text may
1249 be at most 5 words, and a Back-Cover Text may be at most 25 words.
1318 Document's license notice requires Cover Texts, you must enclose the
1319 copies in covers that carry, clearly and legibly, all these Cover
1320 Texts: Front-Cover Texts on the front cover, and Back-Cover Texts on
1321 the back cover.  Both covers must also clearly and legibly identify
1322 you as the publisher of these copies.  The front cover must present
1329 If the required texts for either cover are too voluminous to fit
1331 reasonably) on the actual cover, and continue the rest onto adjacent
1380    and required Cover Texts given in the Document's license notice.
1422 You may add a passage of up to five words as a Front-Cover Text, and a
1423 passage of up to 25 words as a Back-Cover Text, to the end of the list
1424 of Cover Texts in the Modified Version.  Only one passage of
1425 Front-Cover Text and one of Back-Cover Text may be added by (or
1427 includes a cover text for the same cover, previously added by you or
1487 If the Cover Text requirement of section 3 is applicable to these
1489 the entire aggregate, the Document's Cover Texts may be placed on
1556     with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts.
1560 If you have Invariant Sections, Front-Cover Texts and Back-Cover Texts,
1564     Front-Cover Texts being LIST, and with the Back-Cover Texts being LIST.
1566 If you have Invariant Sections without Cover Texts, or some other