1. Word frequency and the unit sequence interference hypothesis in short-term memory;Baddeley;Journal of Verbal Learning and Verbal Behavior,1971
2. Falsification of the hypothesis that word frequency is a unified variable in sentence processing;Cairns;Journal of Verbal Learning and Verbal Behavior,1971
3. An alternative to Juilland's usage coefficient for lexical frequencies, and a proposal for a Standard Frequency Index (SFI);Carroll;Computer Studies in the Humanities and Verbal Behavior,1970
4. Measurement properties of subjective magnitude estimates of word frequency;Carroll;Journal of Verbal Learning and Verbal Behavior,1971
5. The American heritage word frequency book;Carroll,1971