@articleHarteis_Prenzel_1998, title=Qualifications needed by educational staff working in the field of further education in the industrial sector-Results of a Delphi-study carried out in an industrial enterprise, volume=44, number=4, journal=ZEITSCHRIFT FUR PADAGOGIK, author=Harteis, Christian and Prenzel, Manfred, year=1998, pages=583--601 
LibreCat: /record/3621

@articleHarteis_1998, title=Zur Qualitätsdebatte in der betrieblichen Bildungsarbeit, volume=50, journal=Personal, author=Harteis, Christian, year=1998, pages=332--339 
LibreCat: /record/3675

@articleHarteis_1997, title=Qualität in der Weiterbildung?, volume=8, number=2, journal=Grundlagen der Weiterbildung (GdWZ), author=Harteis, Christian, year=1997, pages=214–215 
LibreCat: /record/3706