1. A universal computer and interface system for the disabled;Bolton;Journal of Biomedical Engineering,1981
2. An anticipatory display for communication by the severely disabled, non-vocal person;Crochetiere;Society for Information Display Digest,1977
3. A communicative assist for the non-verbal severely handicapped;Foulds,1972
4. Communication rates for non-speech expression as a function of manual tasks and linguistic constraints;Foulds,1980
5. Determinants of rate in communication aids for the nonvocal handicapped;Goodenough-Trepagnier,1982