[AAT] Apple Advanced Typography (AAT). Apple. http://developer.apple.com/fonts/TTRefMan/RM06/Chap6AATIntro.html.
[Graphite] Graphite. SIL. http://scripts.sil.org/cms/scripts/page.php?site_id=nrsi&item_id=GraphiteFAQ.
[TrueType] TrueType. http://en.wikipedia.org/wiki/TrueType.
[OpenType] OpenType. Wikipedia. http://en.wikipedia.org/wiki/OpenType.
[Uniscribe] Uniscribe. Microsoft.
http://www.microsoft.com/typography/otfntdev/hebrewot/features.aspx.
[Pango] Pango. http://www.pango.org/.
[PangoH] Pango Hebrew. http://cvs.gnome.org/viewcvs/pango/modules/hebrew/hebrew-shaper.c?view=markup.
[XSL-FO] XSL-FO. Wikipedia. http://en.wikipedia.org/wiki/XSL-FO.
[Anvil] Anvil Toolkit. Dave Pawson. http://www.dpawson.co.uk/nodesets/entries/070709.html.
[Prince] Prince. http://www.princexml.com.
[GoogleBooks] Google Books PDF. http://www.imperialviolet.org/binary/google-books-pdf.pdf.
[HarfBuzz] HarfBuzz. http://www.freedesktop.org/wiki/Software/HarfBuzz.
[Hara] Fonts & Encodings. Yannis Haralambous. http://www.amazon.com/Fonts-Encodings-Yannis-Haralambous/dp/0596102429.
[XEP] XEP. RenderX. http://www.renderx.com/RenderX.
[xmlroff] xmlroff. http://xmlroff.org/.
[InDesign] Adobe InDesign. http://en.wikipedia.org/wiki/Adobe_InDesign.
[INX] INX. http://avondale.typepad.com/indesignupdate/2005/08/what_the_heck_i.html.
[Outside-In] Outside-In XML publishing. http://2007.xmlconference.org/public/schedule/detail/249.
[TTX] TTX. http://www.letterror.com/code/ttx/index.html.