adding luatexra-reference.tex giving an overview of the packages, and adding references to it in the documentations

1 files changed, 1 insertions, 1 deletions

diff --git a/luaextra.dtx b/luaextra.dtx
index 370e956..d08ea10 100644
--- a/luaextra.dtx
+++ b/luaextra.dtx
@@ -122,7 +122,7 @@ and the derived file luaextra.lua.
 % \maketitle
 %
 % \begin{abstract}
-% Additional lua functions taken from the libs of Con\TeX t.
+% Additional lua functions taken from the libs of Con\TeX t. For an introduction on this package (among others), please refer to the document \texttt{luatex-reference.pdf}.
 % \end{abstract}
 %
 % \section{Overview}