Double-pendulum-model-in-Cpp.md

@@ -7,7 +7,8 @@
     <td style="text-align:center"><img src="Double-pendulum-model-in-Cpp_screenshot2.png" width=100%></td>
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   <tr>
-    <th colspan="2">Browse <a href="https://gitlab.onelab.info/doc/tutorials/tree/master/PendulumC++/">model files</a></th>
+    <th colspan="2">Browse <a href="https://gitlab.onelab.info/doc/tutorials/tree/master/PendulumC++/">model files</a>
+            &mdash; Download <a href="http://onelab.info/files/PendulumC++.zip">zip archive</a></th>
   </tr>
 </table>