Optical logo-therapy (OLT): a computer-based real time visual feedback application for speech training. - Athanassios Hatzis; Phil D. Green; S. J. Howard (EUROSPEECH, 1997)

Automatic speech recognition with sparse training data for dysarthric speakers. - Phil D. Green; James Carmichael; Athanassios Hatzis; Pam Enderby; Mark S. Hawley; Mark Parker (INTERSPEECH, 2003)

An integrated toolkit deploying speech technology for computer based speech training with application to dysarthric speakers. - Athanassios Hatzis; Phil D. Green; James Carmichael; Stuart P. Cunningham; Rebecca Palmer; Mark Parker; Peter O'Neill (INTERSPEECH, 2003)