diff --git a/Doc/vdpm.docu b/Doc/vdpm.docu
index 5dd80bdd..24d9f1a5 100644
--- a/Doc/vdpm.docu
+++ b/Doc/vdpm.docu
@@ -2,11 +2,13 @@
 
 /** \page vdpm_docu View Dependent Progressive Meshes
 
- The VDPM software is based on <a
- href="http://www.postech.ac.kr/~leesy/ftp/gi01.pdf">"Truly Selective
- Refinement of Progressive Meshes", J. Kim and S. Lee, In
- Proc. Graphics Interface 2001</a>.
 
+
+
+ The VDPM software is based on 
+ 
+<a href="http://cg.postech.ac.kr/papers/gi01.pdf">Truly Selective Refinement of Progressive Meshes, J. Kim and S. Lee , In Proc. Graphics Interface 2001 </a>
+   
  The library is located in \c %OpenMesh/Tools/VDPM/ and in 
  \c %OpenMesh/Apps/VDProgMesh/ are demo applications:
  -# \c mkbalancedpm creates balanced progressive meshes
@@ -15,4 +17,4 @@
  -# \c vdpmsynthezier is viewer for vdpm meshes.
 
  \todo Complete VDPM documentation.
-*/
\ No newline at end of file
+*/