Emergent perceptual features in the benefit of consistent stimulus-response mappings on dual-task performance
Psychological Research (2006) - Comment
pubmed: 16215745  doi: 10.1007/s00426-005-0021-7  issn: 0340-0727  issn: 1430-2772 

Kim-Phuong L. Vu, Robert W. Proctor