Phoneme to grapheme conversion by rules. - Louis Boves; Walther Senders; J. Wester; Rijk Willemse (ECST, 1987)

Context free wild card parsing in a text-to-speech system. - Rijk Willemse; Louis Boves (ICASSP, 1991)

A lexicon for a text-to-speech system. - Leon Gulikers; Rijk Willemse (ICSLP, 1992)

Word class assignment in a text-to-speech system. - Rijk Willemse; Leon Gulikers (ICSLP, 1992)