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index 23a39d7f55f2e2f02ebd328e1bb57edb3c9c2acd..e159f67d8cc478494c16449554b393b5776391e0 100644
--- a/doc/gmsh.html
+++ b/doc/gmsh.html
@@ -272,7 +272,7 @@ thumbnail"></a>
       element mesh generator with built-in pre- and post-processing
       facilities</em>. International Journal for Numerical Methods in
       Engineering 79(11), pp. 1309-1331,
-      2009. (<a href="gmsh_paper_preprint.pdf">PDF</a>)
+      2009. (<a href="preprints/gmsh_paper_preprint.pdf">PDF</a>)
     </li>
   </ul>
   Cross-patch and STL meshing (Compounds)
@@ -280,15 +280,15 @@ thumbnail"></a>
     <li>J.-F. Remacle, C. Geuzaine, G. Compère and
       E. Marchandise. <em>High-Quality Surface Remeshing Using Harmonic
       Maps</em>.  International Journal for Numerical Methods in Engineering
-      83(4), pp. 403-425, 2010. (<a href="gmsh_stl_preprint.pdf">PDF</a>)
+      83(4), pp. 403-425, 2010. (<a href="preprints/gmsh_stl_preprint.pdf">PDF</a>)
     <li>E. Marchandise, C. Carton de Wiart, W. G. Vos, C. Geuzaine and
       J.-F. Remacle.  <em>High Quality Surface Remeshing Using Harmonic
       Maps. Part II: Surfaces with High Genus and of Large Aspect Ratio</em>.
       International Journal for Numerical Methods in Engineering 86(11),
-      pp. 1303-1321, 2011. (<a href="gmsh_stl2_preprint.pdf">PDF</a>)
+      pp. 1303-1321, 2011. (<a href="preprints/gmsh_stl2_preprint.pdf">PDF</a>)
     <li>E. Marchandise, J.-F. Remacle and C. Geuzaine. <em>Optimal
       parametrizations for surface remeshing</em>. Engineering with Computers,
-      in press, 2012. (<a href="gmsh_stl3_preprint.pdf">PDF</a>)
+      in press, 2012. (<a href="preprints/gmsh_stl3_preprint.pdf">PDF</a>)
   </ul>
   Quad meshing (Blossom and DelQuad)
   <ul class="small">
@@ -297,35 +297,35 @@ thumbnail"></a>
       C. Geuzaine. <em>Blossom-Quad: a non-uniform quadrilateral mesh generator
       using a minimum cost perfect matching algorithm</em>.  International
       Journal for Numerical Methods in Engineering 89, pp. 1102-1119,
-      2012. (<a href="gmsh_quad_preprint.pdf">PDF</a>)
+      2012. (<a href="preprints/gmsh_quad_preprint.pdf">PDF</a>)
     <li>J.-F. Remacle, F. Henrotte, T. Carrier-Baudouin, E. Béchet,
       E. Marchandise, C. Geuzaine and T. Mouton. <em>A frontal Delaunay Quad
       Mesh Generator Using the L&infin; Norm</em>.  International Journal for
       Numerical Methods in Engineering, in press, 2012.
-      (<a href="gmsh_quad2_preprint.pdf">PDF</a>)
+      (<a href="preprints/gmsh_quad2_preprint.pdf">PDF</a>)
   </ul>
   High-order meshing
   <ul class="small">
     <li>A. Johnen, J.-F. Remacle and C. Geuzaine. <em>Geometric validity of
       High-Order Triangular Finite Elements</em>. Engineering with Computers, in
-      press, 2012. (<a href="gmsh_curved2_preprint.pdf">PDF</a>)
+      press, 2012. (<a href="preprints/gmsh_curved2_preprint.pdf">PDF</a>)
     <li>A. Johnen, J.-F. Remacle and C. Geuzaine. <em>Geometric validity of
         Curvilinear Finite elements</em>. Journal of Computational Physics, in
-      press, 2012. (<a href="gmsh_curved_preprint.pdf">PDF</a>)
+      press, 2012. (<a href="preprints/gmsh_curved_preprint.pdf">PDF</a>)
   </ul>
   High-order visualization
   <ul class="small">
     <li>J.-F. Remacle, N. Chevaugeon, E. Marchandise and
       C. Geuzaine. <em>Efficient Visualization of High-Order Finite
       Elements</em>. International Journal for Numerical Methods in Engineering
-      69(4), pp. 750-771, 2007. (<a href="gmsh_visu_preprint.pdf">PDF</a>)
+      69(4), pp. 750-771, 2007. (<a href="preprints/gmsh_visu_preprint.pdf">PDF</a>)
   </ul>
 <!--
   Ocean meshing
   <ul class="small">
     <li>J. Lambrechts, R. Comblen, V. Legat, C. Geuzaine and
       J.-F. Remacle. <em>Multiscale mesh generation on the sphere</em>. Ocean
-      Dynamics, 58, pp. 461-473, 2008. (<a href="gmsh_ocean_preprint.pdf">PDF</a>)
+      Dynamics, 58, pp. 461-473, 2008. (<a href="preprints/gmsh_ocean_preprint.pdf">PDF</a>)
   </ul>
   Biomedical meshing
   <ul class="small">
@@ -333,17 +333,17 @@ thumbnail"></a>
       J-F Remacle. <em>Quality meshing based on STL triangulations for
       biomedical simulations</em>. International Journal for Numerical Methods
       in Biomedical Engineering 26(7), pp. 876-889,
-      2010. (<a href="gmsh_bio_preprint.pdf">PDF</a>)
+      2010. (<a href="preprints/gmsh_bio_preprint.pdf">PDF</a>)
     <li>E. Marchandise, P. Crosetto, C. Geuzaine, J.-F. Remacle and
       E. Sauvage. <em>Quality open source mesh generation for cardiovascular
       flow simulations</em>, in Modelling Physiological Flow, Springer Series on
       Modeling, Simulation and Applications (Editors: D. Ambrosi, A. Quarteroni,
       G. Rozza). Springer-Verlag, Berlin Heidelberg, 2011.
-      (<a href="gmsh_bio2_preprint.pdf">PDF</a>)
+      (<a href="preprints/gmsh_bio2_preprint.pdf">PDF</a>)
     <li>E. Marchandise, C. Geuzaine and J.-F. Remacle. <em>Cardiovascular and
       lung mesh generation based on centerlines</em>. International Journal for
       Numerical Methods in Biomedical Engineering, submitted,
-      2012. (<a href="gmsh_bio3_preprint.pdf">PDF</a>)
+      2012. (<a href="preprints/gmsh_bio3_preprint.pdf">PDF</a>)
   </ul>
 -->
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