1. Encoding units in spontaneous speech: Some implications for the dynamics of conversation;Beattie,1980
2. Language and Psychology: Historical Aspects of Psycholinguistics;Blumenthal,1970
3. Regulating mental energy: Performance units in language production;Bock;Memory and Language,1992
4. Language Production; Grammatical Encoding;Bock,1994
5. Evidence from pauses in speech;Butterworth,1980