German announcements using synthetic speech the Gauss system. - Peter Meyer; Hans-Wilhelm Rühl; L. Vogten (ICSLP, 1992)

A Server for Area Code Information Based on Speech Recognition and Synthesis by Concept. - Stefan Dobler; Peter Meyer; Hans-Wilhelm Rühl; R. Collier; L. Vogten; Karim Belhoula (KONVENS, 1992)

PHRITTS - a text-to-speech synthesizer for the German language. - Peter Meyer; Hans-Wilhelm Rühl; Regina Krüger; Marianne Kugler; L. Vogten; A. Dirksen; Karim Belhoula (EUROSPEECH, 1993)

Speech synthesis for the new Pan-European traffic message control system RDS-TMC. - Bert Van Coile; Hans-Wilhelm Rühl; L. Vogten; M. Thoone; S. Goß; D. Delaey; E. Moons; Jacques M. B. Terken; Jan-Roelof de Pijper; Marianne Kugler; P. Kaufholz; Regina Krüger; et al. (Speech Commun., 1997)