<?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://tesauro.serviciokoha.com/vocab/">AGUAS SUBTERRÁNEAS</topic></authority><related type="other"><topic>RECURSOS HÍDRICOS</topic></related><related type="other"><topic>AGUA</topic></related><variant type="other"><topic>ACUÍFEROS LIBRES</topic></variant><variant type="other"><topic>CUENCAS HIDROGEOLÓGICAS</topic></variant><variant type="other"><topic>EXPLOTACIÓN DE AGUAS SUBTERRÁNEAS</topic></variant><variant type="other"><topic>NACIMIENTOS DE AGUA</topic></variant><variant type="other"><topic>NIVEL FREÁTICO</topic></variant><variant type="other"><topic>ACUÍFEROS CONFINADOS</topic></variant><variant type="other"><topic>CHUCUA</topic></variant><variant type="other"><topic>PROVINCIAS HIDROGEOLÓGICAS</topic></variant><variant type="other"><topic>EXURGENCIA</topic></variant><variant type="other"><topic>HIDROSFERA</topic></variant> <note xml:lang="es">Aguas ocultas debajo de la superficie del suelo o del fondo marino que brotan o no en forma natural. </note></mads>