<?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">bar codes</topic></authority><related type="broader"><topic>identification numbers and codes</topic></related><variant type="other"><topic>bar-codes</topic></variant><variant type="other"><topic>barcode</topic></variant><variant type="other"><topic>barcodes</topic></variant><variant type="other"><topic>barcoding</topic></variant><variant type="other"><topic>bar code</topic></variant><variant type="other"><topic>bar coding</topic></variant> <note xml:lang="en"><![CDATA[ Optical, machine readable codes, usually representing numbers, rendered as black and white bars of varying width that carry information; used for entering data or making data legible to a computer system. Bar codes are often used to identify, for pricing, organizing, or distinguish information about one thing, person, or other entity from others.  ]]></note></mads>