diff --git a/NumericalData/CDPP-AMDA/JASON3/AMBRE/jason-amb-mag.xml b/NumericalData/CDPP-AMDA/JASON3/AMBRE/jason-amb-mag.xml
index 52639a8..8007675 100644
--- a/NumericalData/CDPP-AMDA/JASON3/AMBRE/jason-amb-mag.xml
+++ b/NumericalData/CDPP-AMDA/JASON3/AMBRE/jason-amb-mag.xml
@@ -6,11 +6,15 @@
         <ResourceHeader>
             <ResourceName>mag</ResourceName>
             <ReleaseDate>2020-10-01T12:00:00</ReleaseDate>
-            <Description>Calculated magnetic field using ONERA-DESP library internal fields: DGRF/IGRF External field: Olson &amp; Pfitzer, 1974 (https://doi.org/10.1029/JA079i025p03739)</Description>
+            <Description>Calculated magnetic field using ONERA-DESP library internal fields: DGRF/IGRF External field (Olson and Pfitzer, 1974)</Description>
              <Contact>       
                  <PersonID>spase://SMWG/Person/Jean-Andre.C.Sauvaud</PersonID> 
                  <Role>CoInvestigator</Role>
-             </Contact>              
+             </Contact>
+             <InformationURL>
+                <Name>Olson &amp; Pfitzer, 1974</Name>
+                <URL>https://doi.org/10.1029/JA079i025p03739</URL>
+            </InformationURL> 
         </ResourceHeader>
         <AccessInformation>
             <RepositoryID>spase://SMWG/Repository/CNES/CDPP-AMDA</RepositoryID>
--
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