diff --git a/boletin-de-la-sociedad-geologica-mexicana.csl b/boletin-de-la-sociedad-geologica-mexicana.csl
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+++ b/boletin-de-la-sociedad-geologica-mexicana.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="never" default-locale="es-MX">
+  <info>
+    <title>Boletín de la Sociedad Geológica Mexicana (Español - Mexico)</title>
+    <id>http://www.zotero.org/styles/boletin-de-la-sociedad-geologica-mexicana</id>
+    <link href="http://www.zotero.org/styles/boletin-de-la-sociedad-geologica-mexicana" rel="self"/>
+    <link href="http://www.zotero.org/styles/journal-of-structural-geology" rel="template"/>
+    <link href="http://boletinsgm.igeolcu.unam.mx/bsgm/index.php/instrucciones-instructions" rel="documentation"/>
+    <author>
+      <name>Mario Schädel</name>
+      <email>mario.schaedel@gmail.com</email>
+    </author>
+    <contributor>
+      <name>Patrick O'Brien</name>
+    </contributor>
+    <category citation-format="author-date"/>
+    <category field="geology"/>
+    <updated>2022-01-13T11:18:02+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="container-chapter-journal">
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+          <group delimiter=" ">
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+          <number variable="edition" form="ordinal"/>
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+      <text macro="access" prefix=". "/>
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