diff --git a/notebooks/References Notebook 2020.ipynb b/notebooks/References Notebook 2020.ipynb
index f0fd7cd..676ebd2 100644
--- a/notebooks/References Notebook 2020.ipynb	
+++ b/notebooks/References Notebook 2020.ipynb	
@@ -299,6 +299,7 @@
    "outputs": [],
    "source": [
     "# BibTeX Reference\n",
+    "# authors used to be %I\n",
     "payload = {\"bibcode\": [\"{}\".format(Bibcode)],\n",
     "           \"sort\": \"first_author asc\",\n",
     "           \"format\": \n",
@@ -308,9 +309,11 @@
     "              \"volume\": \"%V\",\n",
     "              \"start-page\": \"%p\",\n",
     "              \"end-page\": \"%P\",\n",
+    "              \"pages\":\"%pp\",\n",
     "              \"year\": %Y,\n",
-    "              \"authors\": \"%I\",\n",
+    "              \"author\": \"%A\",\n",
     "              \"doi\": \"%d\",\n",
+    "              \"key_format\":\"%ZAuthorSep:\" and \"\",\n",
     "              \"bibcode\": \"%u\"}}'''\n",
     "              }\n",
     "r = requests.post(\"https://api.adsabs.harvard.edu/v1/export/custom\", \\\n",
@@ -318,15 +321,18 @@
     "                 data=json.dumps(payload))\n",
     "response_json = r.json() \n",
     "ref_json = json.loads(response_json['export'])['ref_json']\n",
-    "print('authors:', ref_json['authors'])\n",
-    "print('title:', ref_json['title'])\n",
-    "print('journal:', ref_json['journal'])\n",
-    "print('volume:', ref_json['volume'])\n",
-    "print('start-page:', ref_json['start-page'])\n",
-    "print('end-page:', ref_json['end-page'])\n",
-    "print('year:', ref_json['year'])\n",
-    "print('doi:', ref_json['doi'])\n",
-    "print('bibcode:', ref_json['bibcode'])\n",
+    "print(f'@ARTICLE{{{doi},')\n",
+    "print('\\tauthor=', \"{{{0}}},\".format(ref_json['author']))\n",
+    "print('\\ttitle=', '\"{{{0}}}\",'.format(ref_json['title']))\n",
+    "print('\\tjournal=', \"{{{0}}},\".format(ref_json['journal']))\n",
+    "print('\\tvolume=', \"{{{0}}},\".format(ref_json['volume']))\n",
+    "print('\\tpages=', \"{{{0}}},\".format(ref_json['pages']))\n",
+    "#print('\\tstart-page=', '({}),'.format(ref_json['start-page']))\n",
+    "#print('\\tend-page=', '({}),'.format(ref_json['end-page']))\n",
+    "print('\\tyear=', \"{{{0}}},\".format(ref_json['year']))\n",
+    "print('\\tdoi=', \"{{{0}}},\".format(ref_json['doi']))\n",
+    "print('\\tbibcode=', \"{{{0}}}\".format(ref_json['bibcode']))\n",
+    "print(\"}\")\n",
     "# Note if this gives you an error then please remove \"encoder\": \"%ZEncoding:latex\\\\bibitem\", and enter a \\ before each J, T, V,\n",
     "# etc. therefore \"journal\": \"%J\", would be changed to \"journal\": \"%\\J\", thereby encoding the journal name into BibTeX format\n",
     "# this error occurs when the bibtex encoder cannot encode a section of the citation."