1. Lifting the Curtain on Motivation in Exercise: Validation of Two Questionnaires for Physical Education and Leisure Time in French and German. (August 2021) Authors: Hutmacher, Djenna; Eckelt, Melanie; Bund, Andreas; Steffgen, Georges Journal: Journal of psychoeducational assessment Issue: Volume 39:Number 5(2021) Page Start: 623 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗