1. Brain organization for language: Clues from sign language;Bellugi;Hum. Neurobiol.,1983
2. Manual sign acquisition and use in two aphasic subjects;Coelho,1989
3. The relationship of the acquisition of manual signs to severity of aphasia: A training study;Coelho;Brain Lang.,1987
4. Single-Subject Experimental Designs in Communicative Disorders;McReynolds,1982
5. The use of Amer-Ind code with aphasic adults;Rao,1986