diff --git a/cnam/travaux/blanc/document.bib b/cnam/travaux/blanc/document.bib
index 019e9e5..0f98c2b 100644
--- a/cnam/travaux/blanc/document.bib
+++ b/cnam/travaux/blanc/document.bib
@@ -24,6 +24,8 @@ howpublished="\url{https://www.gnu.org/software/make}"}
 howpublished="\url{https://www.mercurial-scm.org}"}
 @misc{pandoc,title="PanDoc",
 howpublished="\url{https://pandoc.org}"}
+@misc{pdftk,title="PDFTK",
+howpublished="\url{https://www.pdflabs.com/tools/pdftk-the-pdf-toolkit}"}
 @misc{pgp,title="OpenPGP",
 howpublished="\url{https://www.openpgp.org}"}
 @misc{poppler,title="Poppler",
diff --git a/cnam/travaux/blanc/document/moyens.tex b/cnam/travaux/blanc/document/moyens.tex
index bb24eed..e8ca2fe 100644
--- a/cnam/travaux/blanc/document/moyens.tex
+++ b/cnam/travaux/blanc/document/moyens.tex
@@ -87,7 +87,7 @@ ImageMagick \cite{imagemagick}, PanDoc \cite{pandoc}.
 
 Extraction de certaines pages d’un document source déjà existant.
 
-\gls{pdftk}.
+\gls{pdftk} \cite{pdftk}.
 
 \subsubsection{Extraction d’éléments}
 
@@ -99,7 +99,7 @@ Poppler \cite{poppler}, GhostScript \cite{gs}.
 
 Ajustement de l’orientation de pages ou images disponibles.
 
-\gls{pdftk}, ImageMagick \cite{imagemagick}.
+\gls{pdftk} \cite{pdftk}, ImageMagick \cite{imagemagick}.
 
 \subsubsection{Compression d’images}
 
@@ -122,7 +122,7 @@ Exemples : \LaTeX \cite{latex}, Sphinx \cite{sphinx}.
 
 \subsubsection{Assemblage de documents}
 
-\gls{pdftk}.
+\gls{pdftk} \cite{pdftk}.
 
 \subsubsection{Signature numérique}