Hi, if anyone is interested in acoustics: http://www.akustik.rwth-aachen.de is online. It is CMF powered and bilingual (german and english). It uses content types which contain bilingual attributes and a modified bilingual DefaultDublinCoreImpl. See LocCMFProduct on cmf.zope.org http://cmf.zope.org/Members/rthaden/LocCMFProduct/niLocCMFProduct -- Regards, Rainer mailto:thadi@gmx.de