diff --git a/src/js/mixins/link_generator_mixin.js b/src/js/mixins/link_generator_mixin.js
index 862e5bdc2..fb2247104 100644
--- a/src/js/mixins/link_generator_mixin.js
+++ b/src/js/mixins/link_generator_mixin.js
@@ -5,14 +5,53 @@ define(['underscore', 'js/mixins/openurl_generator'], function(
   const GATEWAY_BASE_URL = '/link_gateway/';
 
   const DEFAULT_ORDERING = [
-    'ADS PDF',
-    'ADS Scanned Article',
-    'My Institution',
-    'Publisher Article',
-    'Publisher PDF',
-    'arXiv PDF',
+    'ADS_PDF',
+    'ADS_SCAN',
+    'INSTITUTION',
+    'PUB_HTML',
+    'PUB_PDF',
+    'EPRINT_PDF',
+    'EPRINT_HTML',
+    'AUTHOR_PDF',
+    'AUTHOR_HTML',
   ];
 
+  const sortByDefaultOrdering = (sources) => {
+    // initially sort the whole list by the DEFAULT_ORDERING array
+    const sortedSources = sources.sort((a, b) => {
+      const aIndex = DEFAULT_ORDERING.indexOf(a.rawType);
+      const bIndex = DEFAULT_ORDERING.indexOf(b.rawType);
+
+      // If both elements are in the DEFAULT_ORDERING array, sort based on their indices
+      if (aIndex !== -1 && bIndex !== -1) {
+        return aIndex - bIndex;
+      }
+
+      // If only 'a' is in DEFAULT_ORDERING, move it before 'b'
+      if (aIndex !== -1) {
+        return -1;
+      }
+
+      // If only 'b' is in DEFAULT_ORDERING, move it before 'a'
+      if (bIndex !== -1) {
+        return 1;
+      }
+
+      // If both elements are not in DEFAULT_ORDERING, maintain their relative order
+      return 0;
+    });
+
+    // then make sure that sources in DEFAULT_ORDERING are pushed to the top
+    return [
+      ...sortedSources.filter((source) =>
+        DEFAULT_ORDERING.includes(source.rawType)
+      ),
+      ...sortedSources.filter(
+        (source) => !DEFAULT_ORDERING.includes(source.rawType)
+      ),
+    ];
+  };
+
   /**
    * @typedef {Object} LinkType
    * @property {string} name - Full name
@@ -452,7 +491,7 @@ define(['underscore', 'js/mixins/openurl_generator'], function(
    */
   const _processLinkData = function(data) {
     const createGatewayUrl = this._createGatewayUrl;
-    let fullTextSources = [];
+    const fullTextSources = [];
     let dataProducts = [];
     let countOpenUrls = 0;
     const property = data.property;
@@ -477,6 +516,7 @@ define(['underscore', 'js/mixins/openurl_generator'], function(
           shortName: 'My Institution',
           name: 'My Institution',
           description: 'Find Article At My Institution',
+          rawType: 'INSTITUTION',
         });
         countOpenUrls += 1;
       }
@@ -489,6 +529,7 @@ define(['underscore', 'js/mixins/openurl_generator'], function(
           name: (linkInfo && linkInfo.name) || el,
           type: (linkInfo && linkInfo.type) || 'HTML',
           description: linkInfo && linkInfo.description,
+          rawType: el,
         });
 
         // if entry cannot be split, then it will not be open access
@@ -500,6 +541,7 @@ define(['underscore', 'js/mixins/openurl_generator'], function(
           name: (linkInfo && linkInfo.name) || el,
           type: (linkInfo && linkInfo.type) || 'HTML',
           description: linkInfo && linkInfo.description,
+          rawType: el,
         });
       }
     });
@@ -520,17 +562,12 @@ define(['underscore', 'js/mixins/openurl_generator'], function(
             name: (info && info.name) || link.type,
             type: (info && info.type) || 'HTML',
             description: info && info.description,
+            rawType: 'EPRINT_PDF',
           });
         }
       });
     }
 
-    // reorder the full text sources based on our default ordering
-    fullTextSources = _.sortBy(fullTextSources, function(source) {
-      const rank = DEFAULT_ORDERING.indexOf(source.name);
-      return rank > -1 ? rank : 9999;
-    });
-
     // check the data property
     _.forEach(data.data, function(product) {
       const parts = product.split(':');
@@ -558,7 +595,7 @@ define(['underscore', 'js/mixins/openurl_generator'], function(
     dataProducts = _.sortBy(dataProducts, 'count').reverse();
 
     return {
-      fullTextSources: fullTextSources,
+      fullTextSources: sortByDefaultOrdering(fullTextSources),
       dataProducts: dataProducts,
     };
   };
diff --git a/src/js/widgets/resources/redux/middleware/api.js b/src/js/widgets/resources/redux/middleware/api.js
index e3285a9f8..7d64d9b9e 100644
--- a/src/js/widgets/resources/redux/middleware/api.js
+++ b/src/js/widgets/resources/redux/middleware/api.js
@@ -82,15 +82,27 @@ define(['underscore', 'es6!../modules/api', 'es6!../modules/ui'], function(
   /**
    * Sorts a set of sources by type and then groups them by name
    * @param {Array} sources sources to reformat
-   * @param {object} object keyed by the source shortnames
+   * @returns {object} object keyed by the source shortnames
    */
-  const reformatSources = (sources) => {
-    const typeOrder = ['PDF', 'HTML', 'SCAN'];
+  const groupSources = (sources) => {
+    const groups = {};
 
-    return _(sources)
-      .sortBy((s) => typeOrder.indexOf(s.type))
-      .groupBy('shortName')
-      .value();
+    if (sources.length === 0) {
+      return groups;
+    }
+
+    // group the sources by name, maintaining the incoming order
+    sources.forEach((source) => {
+      // if the source is not in the groups object, add it
+      if (!groups[source.shortName]) {
+        groups[source.shortName] = [];
+      }
+
+      // add the source to the groups object
+      groups[source.shortName].push(source);
+    });
+
+    return groups;
   };
 
   /**
@@ -123,7 +135,7 @@ define(['underscore', 'es6!../modules/api', 'es6!../modules/ui'], function(
           }
 
           if (data.fullTextSources.length > 0) {
-            const fullTextSources = reformatSources(data.fullTextSources);
+            const fullTextSources = groupSources(data.fullTextSources);
             dispatch({ type: SET_FULL_TEXT_SOURCES, result: fullTextSources });
           }
 
diff --git a/test/mocha/js/mixins/link_generator_mixin.spec.js b/test/mocha/js/mixins/link_generator_mixin.spec.js
index a67780978..ec5deaded 100644
--- a/test/mocha/js/mixins/link_generator_mixin.spec.js
+++ b/test/mocha/js/mixins/link_generator_mixin.spec.js
@@ -169,6 +169,7 @@ define(['underscore', 'js/mixins/link_generator_mixin'], function(
               name: 'Publisher Article',
               type: 'HTML',
               description: 'Electronic on-line publisher article (HTML)',
+              rawType: 'PUB_HTML',
             },
           ],
           dataProducts: [],
@@ -191,6 +192,7 @@ define(['underscore', 'js/mixins/link_generator_mixin'], function(
               name: 'Publisher Article',
               type: 'HTML',
               description: 'Electronic on-line publisher article (HTML)',
+              rawType: 'PUB_HTML',
             },
           ],
           dataProducts: [],
@@ -213,6 +215,7 @@ define(['underscore', 'js/mixins/link_generator_mixin'], function(
               name: 'Publisher PDF',
               type: 'PDF',
               description: 'Publisher PDF',
+              rawType: 'PUB_PDF',
             },
           ],
           dataProducts: [],
@@ -238,6 +241,7 @@ define(['underscore', 'js/mixins/link_generator_mixin'], function(
               shortName: 'My Institution',
               name: 'My Institution',
               description: 'Find Article At My Institution',
+              rawType: 'INSTITUTION',
             },
             {
               url: '/link_gateway/foo/PUB_PDF',
@@ -246,6 +250,7 @@ define(['underscore', 'js/mixins/link_generator_mixin'], function(
               name: 'Publisher PDF',
               type: 'PDF',
               description: 'Publisher PDF',
+              rawType: 'PUB_PDF',
             },
           ],
           dataProducts: [],
@@ -268,6 +273,7 @@ define(['underscore', 'js/mixins/link_generator_mixin'], function(
               shortName: 'BAR',
               name: 'BAR',
               type: 'HTML',
+              rawType: 'BAR',
             },
           ],
           dataProducts: [],