updated parsing of references

app.py

@@ -185,7 +185,7 @@ def clean_refs(answer, results):
 
   new_i = 1
   for i in unique_ordered:
-    answer = answer.replace(f"[{i}]", f"**[__NEW_REF_ID_{new_i}]**")
+    answer = answer.replace(f"[{i}]", f" **[__NEW_REF_ID_{new_i}]**")
     new_i += 1
   answer = answer.replace("__NEW_REF_ID_", "")