Update main.py

main.py

@@ -45,7 +45,7 @@ def search(query: str, k: int):
     for i in range(k):
         search_results += "### " + top_five["bib_dict"].values[i]["title"] + "\n\n"
         search_results += str(int(100*D[0][i])) + "% relevant  "
-        if top_five["pub_url"].values[i] is not None:
+        if top_five["author_pub_id"].values[i] is not None:
             search_results += "/  [Full Text](https://scholar.google.com/citations?view_op=view_citation&citation_for_view=" + top_five["author_pub_id"].values[i] + ")  "
         if top_five["citedby_url"].values[i] is not None:
             search_results += (