simple contacts: adding hal

Author: quentinll

publications/simple-contact-solver/index.html

@@ -105,6 +105,15 @@ <h1 class="title is-1 publication-title">From Compliant to Rigid Contact Simulat
                   <span>Paper</span>
                 </a>
               </span>
+              <span class="link-block">
+                <a href="https://hal.science/hal-04588906"
+                   class="external-link button is-normal is-rounded is-dark">
+                  <span class="icon">
+                    <i class="fa-solid fa-square-h"></i>
+                  </span>
+                  <span>HAL</span>
+                </a>
+              </span>
               <span class="link-block">
                 <a href="https://arxiv.org/abs/2405.17020"
                    class="external-link button is-normal is-rounded is-dark">