<xs:schema targetNamespace='http://www.cnipa.it/schemas/2003/eGovIT/Busta1_0/'
	    xmlns:eGov_IT='http://www.cnipa.it/schemas/2003/eGovIT/Busta1_0/'
	    xmlns:xs='http://www.w3.org/2001/XMLSchema'>
  <xs:element name='Riferimento'>
    <xs:complexType>
      <xs:sequence/>
      <xs:attribute ref='eGov_IT:id' use='required'/>
    </xs:complexType>
  </xs:element>
  <xs:attribute name='id' type='xs:ID'/>
</xs:schema>
