diff --git a/Text.md b/Text.md
index aab5d9a..1043631 100644
--- a/Text.md
+++ b/Text.md
@@ -2,4 +2,24 @@
 TrueType
 --------
 
-https://developer.apple.com/fonts/TrueType-Reference-Manual/RM02/Chap2.html#intro
\ No newline at end of file
+	https://developer.apple.com/fonts/TrueType-Reference-Manual/RM02/Chap2.html#intro
+
+ATM
+---
+
+Generateur bitmap à partir de font Type 1:
+
+	http://www.adobe.com/products/type/adobe-type-references-tips/font-formats.html
+
+
+
+HarfBuzz
+--------
+
+OpenType shaping library
+
+	http://www.freedesktop.org/wiki/Software/HarfBuzz/
+	http://behdad.org/text/
+
+
+	http://behdad.org/
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