diff --git a/README.md b/README.md
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 jsprit
 ======
-jsprit is a java based, open source toolkit for solving a set of well-known [vehicle routing problems](http://neo.lcc.uma.es/vrp/vehicle-routing-problem/) (VRP). 
+jsprit is a java based, open source toolkit for solving a set of well-known <a href="http://neo.lcc.uma.es/vrp/vehicle-routing-problem/" target="_blank">vehicle routing problems</a> (VRP). 
 It is lightweight and easy-to-use, and based on heuristics currently solving 
-- [Capacitated VRP](http://neo.lcc.uma.es/vrp/vrp-flavors/capacitated-vrp/)
-- [Multiple Depot VRP](http://neo.lcc.uma.es/vrp/vrp-flavors/multiple-depot-vrp/)
-- [VRP with time windows](http://neo.lcc.uma.es/vrp/vrp-flavors/vrp-with-time-windows/)
+- <a href="http://neo.lcc.uma.es/vrp/vrp-flavors/capacitated-vrp/" target="_blank">Capacitated VRP</a>
+- <a href="http://neo.lcc.uma.es/vrp/vrp-flavors/multiple-depot-vrp/" target="_blank">Multiple Depot VRP</a>
+- <a href="http://neo.lcc.uma.es/vrp/vrp-flavors/vrp-with-time-windows" target="_blank">VRP with time windows</a>
 - VRP with heterogeneous fleet
 - Time-dependent VRP
 - Various combination of these types