Using Gamification to Enhance Staff Motivation in Logistics. - Jan Hense; Markus Klevers; Michael Sailer; Tim Horenburg; Heinz Mandl; Willibald A. Günthner (ISAGA, 2013)

Psychological Perspectives on Motivation through Gamification. - Michael Sailer; Jan Hense; Heinz Mandl; Markus Klevers (IxD&A, 2013)