Time to decide? Simplicity and congruity in comparative judgment
Journal of Experimental Psychology Learning Memory and Cognition (2015) - Comment
pubmed: 25068857  doi: 10.1037/a0037411  issn: 1939-1285  issn: 0278-7393 

Caren A. Frosch, Rachel McCloy, C. Philip Beaman, Kate Goddard