A Data-Model Interface for modular dynamic simulation. - Friedhelm R. Drepper (WSC, 1978)

Ein integriertes System von Schätzverfahren, Simulations- und Optimierungstechniken zur Rechnergestützten Langfristplanung. - Friedhelm R. Drepper; Rainer Heckler; Hans-Paul Schwefel (GI Jahrestagung, 1979)

Topologically equivalent reconstruction of instationary, voiced speech. - Friedhelm R. Drepper (MAVEBA, 2003)

Voiced excitation as entrained primary response of a reconstructed glottal master oscillator. - Friedhelm R. Drepper (INTERSPEECH, 2005)

A Two-Level Drive - Response Model of Non-stationary Speech Signals. - Friedhelm R. Drepper (NOLISP, 2005)

Voiced speech as secondary response of a self-consistent fundamental drive - Friedhelm R. Drepper (CoRR, 2006)

Non-stationary Self-consistent Acoustic Objects as Atoms of Voiced Speech. - Friedhelm R. Drepper (NOLISP, 2007)

Voiced speech as response of a self-consistent fundamental drive. - Friedhelm R. Drepper (Speech Commun., 2007)

Non-stationary feature extraction for automatic speech recognition. - Zoltán Tüske; Pavel Golik; Ralf Schlüter; Friedhelm R. Drepper (ICASSP, 2011)

Non-stationary signal processing and its application in speech recognition. - Zoltán Tüske; Friedhelm R. Drepper; Ralf Schlüter (SAPA@INTERSPEECH, 2012)

Phase difference of filter-stable part-tones as acoustic feature. - Zoltán Tüske; Friedhelm R. Drepper; Ralf Schlüter (SSP, 2012)