diff --git a/acta-ornithologica.csl b/acta-ornithologica.csl
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+  <info>
+    <title>Acta Ornithologica</title>
+    <id>http://www.zotero.org/styles/acta-ornithologica</id>
+    <link href="http://www.zotero.org/styles/acta-ornithologica" rel="self"/>
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+    <link href="https://miiz.waw.pl/periodicals/acta-ornithologica/acta_ornithologica.pdf" rel="documentation"/>
+    <author>
+      <name>Patrick O'Brien</name>
+    </author>
+    <category citation-format="author-date"/>
+    <category field="biology"/>
+    <category field="zoology"/>
+    <issn>0001-6454</issn>
+    <eissn>1734-8471</eissn>
+    <updated>2020-08-18T08:09:50+00:00</updated>
+    <rights license="http://creativecommons.org/licenses/by-sa/3.0/">This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 License</rights>
+  </info>
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