<?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://www.serbi.ula.ve/tematres/vocab/">HISTORIA NATURAL</topic></authority><related type="narrower"><topic>BIOLOGIA DE SUELOS</topic></related><related type="narrower"><topic>BIOLOGIA DEL DESIERTO</topic></related><related type="narrower"><topic>BOTANICA</topic></related><related type="narrower"><topic>GEOLOGIA</topic></related><related type="narrower"><topic>MINERALOGIA</topic></related><related type="narrower"><topic>PALEONTOLOGIA</topic></related><related type="narrower"><topic>ZOOLOGIA</topic></related><related type="other"><topic>BIOLOGIA</topic></related><related type="other"><topic>GEOLOGIA</topic></related><related type="broader"><topic>BIOGEOGRAFIA</topic></related><related type="broader"><topic>ECOLOGIA</topic></related><related type="broader"><topic>CIENCIA</topic></related><related type="broader"><topic>PALEONTOLOGIA</topic></related><variant type="other"><topic>Ciencias naturales</topic></variant><variant type="other"><topic>Fisiofilosofía</topic></variant><variant type="other"><topic>Natural--Historia</topic></variant></mads>