<xsl:value-of select="gmd:identificationInfo/*/gmd:citation/*/gmd:title/gco:CharacterString" />

<xsl:value-of select="gmd:identificationInfo/*/gmd:citation/*/gmd:title/gco:CharacterString" />

<xsl:value-of select="*/gmd:specification/*/gmd:title/gco:CharacterString" />