Self-Determination Theory Applied to Health Contexts: A Meta-Analysis
Perspectives on Psychological Science (2012) - Comment
pubmed: 26168470  doi: 10.1177/1745691612447309  issn: 1745-6916  issn: 1745-6924 

Johan Y. Y. Ng, Nikos Ntoumanis, C. Thogersen-Ntoumani, Edward L. Deci, Richard M. Ryan, Joan L. Duda, Geoffrey C. Williams