<?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">key cards</topic></authority><related type="broader"><topic>keys</topic></related><variant type="other"><topic>card key</topic></variant><variant type="other"><topic>card keys</topic></variant><variant type="other"><topic>key card</topic></variant><variant type="other"><topic>keys, card</topic></variant> <note xml:lang="en"><![CDATA[ Electric or electronic keys in the form of cards, usually with a magnetic stripe or RFID tag embedded that allow the user to open a lock by swiping or inserting the card into a reader. ]]></note></mads>