diff --git a/natura-croatica.csl b/natura-croatica.csl
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+<?xml version="1.0" encoding="utf-8"?>
+<style xmlns="http://purl.org/net/xbiblio/csl" class="in-text" version="1.0" demote-non-dropping-particle="sort-only" default-locale="en-GB">
+  <info>
+    <title>Natura Croatica</title>
+    <id>http://www.zotero.org/styles/natura-croatica</id>
+    <link href="http://www.zotero.org/styles/natura-croatica" rel="self"/>
+    <link href="http://www.zotero.org/styles/palaeontology" rel="template"/>
+    <link href="https://hrcak.srce.hr/" rel="documentation"/>
+    <link href="https://hrcak.srce.hr/upute/upute_autorima_Natura_Croatica.doc" rel="documentation"/>
+    <author>
+      <name>Patrick O'Brien</name>
+    </author>
+    <category citation-format="author-date"/>
+    <category field="biology"/>
+    <issn>1330-0520</issn>
+    <eissn>1848-7386</eissn>
+    <updated>2021-03-17T12:29:20+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>
+  <macro name="author">
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+        <name-part name="family" font-variant="small-caps"/>
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+  </macro>
+  <macro name="year-date">
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