<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_en">secondary sources</topic></authority><related type="broader"><topic>documents by function</topic></related><variant type="other"><topic>secondary source</topic></variant> <note xml:lang="en"><![CDATA[ Works including books, journal articles, speeches, reviews, research reports that analyze, assess or interpret an historical event, era, or phenomenon, by someone who did not experience first-hand or participate in the events or conditions, and generally utilizing primary sources to do so. Secondary sources often offer a review or a critique.  Also included would be reference sources like encyclopedias. ]]></note></mads>