A geometrical argument for imposing an additional constraint on temporal decomposition. - Paul J. Dix; Gerrit Bloothooft; E. J. M. van Mierlo (ICSLP, 1990)

A hierarchical broad phonetic classification scheme. - Paul J. Dix; Gert-Jan Vernooij; Gerrit Bloothooft (EUROSPEECH, 1991)

A breakpoint analysis procedure based on temporal decomposition. - Paul J. Dix; Gerrit Bloothooft (IEEE Trans. Speech Audio Process., 1994)