Why is the sunny side always up? Explaining the spatial mapping of concepts by language use
Psychonomic Bulletin & Review (2014) - Comment
pubmed: 24590467  doi: 10.3758/s13423-014-0593-6  issn: 1531-5320  issn: 1069-9384 

Stephanie C. Goodhew, Bethany McGaw, Evan Kidd