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 <h1>Scientific publications using Orekit</h1>
 
 <ul class="fa-ul">
+  <li>
+    <p><span class="fa-li fa-lg fa fa-gears"></span><u>Validation of GTDS and DSST Standalone Versions against Precise Orbit Ephemeris</u><br/>
+      Cefola P. J., Lopez R., San-Juan J. F., Cazabonne B., Setty S., Vallado D.<br/>
+      August 2023 – AAS Paper 23-344, 2023 AAS/AIAA Astrodynamics Specialist Conference, Big Sky, MT, August 13-17, 2023</p>
+  </li>
   <li>
     <p><span class="fa-li fa-lg fa fa-gears"></span><a href="https://www.sciencedirect.com/science/article/pii/S0273117722009772">Very low thrust station-keeping for low Earth orbiting satellites</a><br/>
       Maisonobe L., Parraud P.<br/>