diff --git a/content/multipledataset.html b/content/multipledataset.html
index 6da8c106..a108ac9e 100644
--- a/content/multipledataset.html
+++ b/content/multipledataset.html
@@ -221,25 +221,20 @@ draft: false
     dtb.empty()
     sel_ref = $("#sel_ref")
     await doiCache.addRange(window.filt.map((x)=>x.DOI.string))
-    for (const el of uniq(window.filt.map(d=>[d.code,d.method,d.DOI])).sort((a,b)=>{
-      if (a[1].method.name==b[1].name) {
-        return 0
-      }
-      else{
-        if(a.method.name=="TBE"){
-          return -1
-        }
-        else if(b.method.name=="TBE){
-          return 1
-        }
-      }
-      return 0
-    }
+    for (const el of uniq(window.filt.map(d=>[d.code,d.method,d.DOI])))
     {
-      $("<option/>", {
+      op=$("<option/>", {
         value: JSON.stringify(el)
-      }).text(el[1]).appendTo(sel_ref)
+      }).text(el[1])
+      if(el[1].name=="TBE"){
+        $(sel_ref).prepend(op)
+      }
+      else
+      {
+        $(sel_ref).append(op)
+      }
     }
+    sel_ref.selectedIndex=0;
     for (const d of window.filt) {
       var row = $("<tr/>")
       var rowd = []