Discrete threshold versus continuous strength models of perceptual recognition
Canadian Journal of Experimental Psychology/Revue canadienne de psychologie expérimentale (1999) - Comment
doi: 10.1037/h0087316  issn: 1878-7290  issn: 1196-1961  pubmed: 10646200 

Kenneth R. Paap, Elvin Chun, Paul Vonnahme