diff --git a/Manual/doc_tex/Manual/cgal_manual.bib b/Manual/doc_tex/Manual/cgal_manual.bib
index 623a05f41e3..5a0f9716acd 100644
--- a/Manual/doc_tex/Manual/cgal_manual.bib
+++ b/Manual/doc_tex/Manual/cgal_manual.bib
@@ -1047,6 +1047,16 @@ Voronoi diagram"
   ,pages        = "227-239"
 }
 
+@article{ cgal:p-smrqt-01,
+  author="S. Petitjean",
+  title="A Survey of Methods for Recovering Quadrics in Triangle Meshes",
+  journal="ACM Computing Surveys",
+  year="2001",
+  volume="34",
+  number="2",
+  pages=""
+}
+
 @article{ cgal:pc-rdp-86
   ,author       = {David L. Parnas and Paul C. Clements}
   ,title        = {A Rational Design Process: How and Why to Fake It}