Internet Assigned Number Authority (IANA): www.iana.org
Jim Flowers' X Logical Font Description Conventions (XLFDC): www.msu.edu/~huntharo/xwin/docs/xwindows/XLFD.pdf
Tomohiro KUBOTA's “Introduction to i18n”: www.debian.org/doc/manuals/intro-i18n
Nadine Kano's Developing International Software for Windows 95 and Windows NT, Microsoft Press, 1995 (ISBN 1-55615-840-8)
Introduction to gettext: www.gnu.org/software/gettext
Matthias Kiefer's “The KBabel Handbook”: docs.kde.org/2.2.2/kdesdk/kbabel
Qt Reference Documentation: doc.trolltech.com/3.0/