Cost232: speech recognition over the telephone line. - Andrea Paoloni; Torbjørn Svendsen; Bernhard Kaspar; Denis Johnston; Gunnar Hult (EUROSPEECH, 1993)

Telephony based speech technology - From laboratory visions to customer applications. - Denis Johnston (Int. J. Speech Technol., 1997)

Current and experimental applications of speech technology for telecom services in Europe. - Denis Johnston; Christel Sorin; Christian Gagnoulet; Francis Charpentier; Franco Canavesio; Bernd Lochschmidt; Joaquin Alvarez; Ismael Cortázar; Daniel Tapias; Carlos Crespo; J. Azevedo; R. Chaves (Speech Commun., 1997)

Multilinguality in voice activated information services: The P502 EURESCOM project. - Joaquin Azevedo; Nuno Beires; Francis Charpentier; Mark Farrell; Denis Johnston; E. LeFlour; Giorgio Micca; Sheyla Militello; Karsten Schröder (Speech Commun., 2000)