Sources of avoidance motivation: Valence effects from physical effort and mental rotation

Motivation and Emotion (2011) - Comment
pubmed: 21957322 doi: 10.1007/s11031-010-9172-y issn: 0146-7239 issn: 1573-6644

Ezequiel Morsella, Giles H. Feinberg, Sepeedeh Cigarchi, James W. Newton, Lawrence E. Williams