An investigation of alternative expressive mechanisms for non-vocal symbolic communication. - M. Bonaventura (1985)

An investigation of pictographic form in relation to mechanisms of knowledge acquisition. - M. Bonaventura; Michael C. Fairhurst (IPMU, 1986)

Human-Computer Interaction in the Provision of an Interpersonal Communication Mechanism for the Nonvocal. - Michael C. Fairhurst; M. Bonaventura; Constantine Stephanidis (Int. J. Man Mach. Stud., 1987)