| 1998 | Interspeech | Articulatory, acoustic and perceptual aspects of fricative-stop coarticulation. | Nol Nguyen, Alan Wrench, Fiona Gibbon, William J. Hardcastle |
| 1998 | Interspeech | Optopalatograph: real-time feedback of tongue movement in 3D. | Alan Wrench, Alan D. McIntosh, Colin Watson, William J. Hardcastle |
| 1997 | Interspeech | Optopalatograph: development of a device for measuring tongue movement in 3D. | Alan Wrench, Alan D. McIntosh, William J. Hardcastle |
| 1996 | Interspeech | Optopalatograph (OPG): a new apparatus for speech production analysis. | Alan Wrench, Alan D. McIntosh, William J. Hardcastle |
| 1994 | Interspeech | Articulatory description of affricate production in speech disordered children using electropalatography (EPG). | Fiona Gibbon, William J. Hardcastle |
| 1994 | Interspeech | EPG and acoustic study of some connected speech processes. | William J. Hardcastle |
| 1994 | Interspeech | A cross-linguistic study of lateral /s/ using electropalatography (EPG). | N. Suzuki, H. Dent, Masahiko Wakumoto, Fiona Gibbon, Ken-ich Michi, William J. Hardcastle |
| 1992 | Interspeech | Non-linear annotation of multi-channel speech data. | Alain Marchal, William J. Hardcastle, K. Nicolaidis, Nol Nguyen, Fiona Gibbon |
| 1990 | Interspeech | Electropalatography in phonetic research and in speech training. | William J. Hardcastle |
| 1990 | Interspeech | Eur-accor: a multi-lingual articulatory and acoustic database. | William J. Hardcastle, Alain Marchal |
| 1989 | Interspeech | Cross-language investigation of lingual coarticulatory processes using EPQ. | Edda Farnetani, William J. Hardcastle, Alain Marchal |