<hi xmlns="http://www.tei-c.org/ns/1.0" rend="bold">Bruce, Thomas R. / Hillmann, Diane I. (2004)</hi>: <hi xmlns="http://www.tei-c.org/ns/1.0" rend="italic">“The Continuum of METADATA Quality: Defining, Expressing, Exploiting”</hi>, in: Metadata in Practice, ALA Editions 238-256.