diff --git a/legacy/README.md b/legacy/README.md
index 6a3fcc7..b24a6a6 100644
--- a/legacy/README.md
+++ b/legacy/README.md
@@ -4,7 +4,7 @@
 
 ## compilation
 
-Due to the usage of TrueType (Georgia) and OpenType fonts (MetaPro and FiraMono) XeTeX/XeLaTeX and the fontspec package are needed to compile this document class:
+Due to the usage of TrueType ([Georgia](https://en.wikipedia.org/wiki/Georgia_(typeface))) and OpenType fonts ([MetaPro](https://en.wikipedia.org/wiki/FF_Meta) and [FiraMono](https://en.wikipedia.org/wiki/Fira_(typeface))) [XeTeX/XeLaTeX](https://ctan.org/pkg/xetex) and the [fontspec](https://ctan.org/pkg/fontspec) package are needed to compile this document class:
 
 ```
 xelatex ppexample.tex