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	mads.xsd"><authority><topic authority="http://www.serbi.ula.ve/tematres/vocab/">ONDAS</topic></authority><related type="narrower"><topic>AMORTIGUACION (MECANICA)</topic></related><related type="narrower"><topic>DENSIDAD DE CARGA DE ONDAS</topic></related><related type="narrower"><topic>ETER (ESPACIO)</topic></related><related type="narrower"><topic>LINEAS DE RETARDO</topic></related><related type="narrower"><topic>MECANICA ONDULATORIA</topic></related><related type="narrower"><topic>ONDAS GRAVITACIONALES</topic></related><related type="narrower"><topic>RADIACION</topic></related><related type="narrower"><topic>TEORIA DE DENSIDAD DE ONDAS</topic></related><related type="narrower"><topic>TURBULENCIA</topic></related><related type="broader"><topic>VIBRACION</topic></related><related type="broader"><topic>FENOMENOS CICLICOS</topic></related><related type="broader"><topic>HIDRODINAMICA</topic></related></mads>