Ute Ritterfeld, Peter H. M. P. Roelofsma, Priscilla Haring, Dimitrina Chakinska, Misha van den Bosch, Leo Versteeg. Head First into Serious Health Gaming - a2e2 as a New Approach of Digital Exercise Coaching for Seniors. Int. J. Comp. Sci. Sport, 9(2), 2010. [doi]
Abstract is missing.