<?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">symbol signs</topic></authority><related type="broader"><topic>signs by form</topic></related><variant type="other"><topic>signs, symbol</topic></variant><variant type="other"><topic>symbol sign</topic></variant><variant type="other"><topic>symbol-signs</topic></variant> <note xml:lang="en"><![CDATA[ Use specifically for those signs consisting of symbols designed on the basis of the U.S. Department of Transportation system of regulatory, warning, and informational signs, for example a symbol of prohibited activity inside a red ring crossed by a red slash. ]]></note></mads>