Baddeley, Alan D.; Thomson, Neil; Buchanan, Mary (1975). "Word length and the structure of short-term memory". Journal of Verbal Learning and Verbal Behavior. 14 (6): 575–589. doi:10.1016/S0022-5371(75)80045-4.
Poirier, Marie; Saint-Aubin, Jean (1996). "Immediate serial recall, word frequency, item identity and item position". Canadian Journal of Experimental Psychology/Revue canadienne de psychologie expérimentale. 50 (4): 408–412. doi:10.1037/1196-1961.50.4.408. PMID9025332.
Poirier, Marie; Saint-Aubin, Jean (1996). "Immediate serial recall, word frequency, item identity and item position". Canadian Journal of Experimental Psychology/Revue canadienne de psychologie expérimentale. 50 (4): 408–412. doi:10.1037/1196-1961.50.4.408. PMID9025332.