A realtime prototype of an automatic inquiry system. - Martin Oerder; Harald Aust (ICSLP, 1994)

The Philips automatic train timetable information system. - Harald Aust; Martin Oerder; Frank Seide; Volker Steinbiss (Speech Commun., 1995)

Evaluating dialog systems used in the real world. - Harald Aust; Hermann Ney (ICASSP, 1998)

Sprachverstehen und Dialogmodellierung in natürlichsprachlichen Informationssystemen. - Harald Aust (1998)