<?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/">PETROLEO SINTETICO</topic></authority><related type="narrower"><topic>LICUEFACCION DEL CARBON</topic></related><related type="narrower"><topic>PROCESOS DE FISCHER-TROPSCH</topic></related><related type="broader"><topic>PETROLEO</topic></related><related type="broader"><topic>HIDROCARBUROS</topic></related><variant type="other"><topic>Gasolina sintética</topic></variant></mads>