<?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_es">fortificaciones</topic></authority><related type="narrower"><topic>acrópolis</topic></related><related type="narrower"><topic>elementos de fortificación</topic></related><related type="narrower"><topic>murallas de la ciudad</topic></related><related type="narrower"><topic>bawns</topic></related><related type="narrower"><topic>castillos</topic></related><related type="narrower"><topic>fortalezas</topic></related><related type="narrower"><topic>fuertes</topic></related><related type="narrower"><topic>reductos</topic></related><related type="narrower"><topic>empalizadas</topic></related><related type="narrower"><topic>fortificaciones de campos</topic></related><related type="narrower"><topic>fronteras</topic></related><related type="narrower"><topic>fortificaciones de vegetación</topic></related><related type="narrower"><topic>fortificaciones costeras</topic></related><related type="narrower"><topic>barricadas</topic></related><related type="narrower"><topic>antiaircraft towers (traducció pendent)</topic></related><related type="narrower"><topic>tighremts (traducció pendent)</topic></related><related type="narrower"><topic>burgs (traducció pendent)</topic></related><related type="narrower"><topic>sconces (traducció pendent)</topic></related><related type="narrower"><topic>lines (traducció pendent)</topic></related><related type="narrower"><topic>pillboxes (traducció pendent)</topic></related><related type="narrower"><topic>guard booths (traducció pendent)</topic></related><related type="broader"><topic>construcciones individuales por función</topic></related><variant type="other"><topic>fortificación</topic></variant><variant type="other"><topic>fortificaciónes</topic></variant> <note xml:lang="es"><![CDATA[ Término general que se utiliza para designar cualquier obra realizada con el fin de oponer a un número pequeño de tropas contra uno mayor. ]]></note></mads>