GNU Emacs Manual, Thirteenth Edition, Richard Stallman, updated for Emacs Version 20.1, July 1997.
GNU Emacs Lisp Reference Manual, Bil Lewis, Dan LaLiberte, Richard Stallman and the GNU Manual Group, Revision 2.5, February 1998.
Writing GNU Emacs Extensions, Bob Glicksteins, O'Reilly & Associates, 1997.
Mastering Regular Expressions, Jeffrey E.F. Friedl, O'Reilly & Associates, 1997.
Understanding Japanese Information Processing, Ken Lunde, O'Reilly & Associates, 1993.
A Tibetan package for Omega (Unicode-extension of TeX) written by Norbert Preining is at http://www.logic.at/people/preining/tex. In a mail message, Norbert writes, “With this package and another package called parallel.sty, it is possible to set Tibetan and English text side by side. Have a look at the file tiblatex.tex in the /texdirectory of my package.”
GNU Emacs (Richard Stallman): ftp//gnudist.gnu.org/pub/gnu/emacs-20.3.tar.gz or with Debian or other Linux distrtibutions
GNU Emacs, Mule development (Ken'ichi Handa): ftp://ftp.etl.go.jp/pub/mule/.notready/
ps-print.el (extended for all Emacs scripts): now included with Emacs, also available on the Mule site above.
leim (may or may not be included with Emacs): ftp://gnudist.gnu.org/pub/gnu/leim-20.3.tar.gz (should be 20.4 by publication)
intlfonts 1.2: ftp://ftp.etl.go.jp/pub/mule/.notready/intlfonts-1.2.tar.gz
Mule-ucs: ftp://ftp.etl.go.jp/pub/mule/Mule-UCS/mule-ucs-0.01.tar.gz
GNU Emacs Manual for Emacs 20.3: source file included with the Emacs distribution. On-line, I use: http://www.delorie.com/gnu/docs/emacs/emacs_toc.html. To order: http://st1.yahoo.com/softpro/1-882114-06-x.html.
GNU Emacs Lisp Reference Manual Rev 2.5, Feb. 1998: ftp://gnudist.gnu.org/pub/gnu/elisp-manual-20-2.5.tar.gz. Available on-line at: http://www.delorie.com/gnu/docs/elisp-manual-20/elisp_toc.html as well as many other places.
Bookview and NDTP (Motoyuki Kasahara):
http://www.sra.co.jp/people/m-kasahr/bookview/
http://www.debian.or.jp/Packages/stable/text/bookview.html.en
http://www.sra.co.jp/people/m-kasahr/ndtpd/
http://www.debian.or.jp/Packages/stable/text/ndtpd.html.en
Kakasi (Hironobu TAKAHASHI, hironobu@rwcp.or.jp): http://www.debian.or.jp/Packages/stable/text/kakasi.html.en
Sumomo (NTT): http://www.brl.ntt.co.jp/sumomo/
Xjdic and Edict (Jim Breen): http://www.rdt.monash.edu.au/~jwb/japanese.html
http://www.debian.or.jp/Packages/stable/text/xjdic.html.ja
Yudit (Gasper Sinai): http://www2.gol.com/users/gsinai/Resume.html
Debian-JP: http://www.debian.or.jp/Packages/stable/allpackages.html.ja
For Korean, start at Jungshik Shin's page: http://pantheon.yale.edu/~jshin/faq/.
For Chinese, one good place to start is Rick Harbaugh's: http://www.zhongwen.com/.
For Linux-Japanese, an excellent launch pad is Craig Oda's: http://tlug.linux.or.jp/~craigoda/writings/linux-nihongo/.
For a detailed survey of CJKV on computers, see Ken Lunde's book: CJKV Information Processing, O'Reilly & Associates, 1998.
For a comparison of encodings of Unicode, including UTF-8, start with Roman Czyborra's: http://czyborra.com/utf/.
For a (future) Unicode conversion package for Emacs and the xmbdfed editor for converting True Type fonts to bdf as well as other work related to multilingual computing, try Mark Leisher's: ftp://crl.nmsu.edu/CLR/multiling
http://clr.nmsu.edu/index.html
For Leisher's ttf2bdf and other goodies: ftp.freetype.org/pub/freetype/devel/
http://www.freetype.org/projects.htm
Anthony Fok has been working on a Debian package for Mark Leisher's CJKTeX 4.1.3 which may be out by the time you read this. Check with foka@debian.org.
For the study of East Asian languages and thought, see Charles Muller's page: http://www.human.toyogakuen-u.ac.jp/~acmuller/
Finally, for a good introduction to I18N issues, check out Sun's: http://java.sun.com/products/jdk/1.1/docs/guide/intl/index.html and Dale Green's tutorial: http://java.sun.com/docs/books/tutorial/i18n/index.html.