Is it really search or just matching? The influence of Goodness, number of stimuli and presentation sequence in same–different tasks
Psychological Research (2015) - Comment
doi: 10.1007/s00426-013-0529-1  issn: 0340-0727  issn: 1430-2772  pubmed: 24337972 

Frouke Hermens, Thomas Lachmann, Cees Van Leeuwen