Jeff Sinclair Philip Hingston Martin Masek Kazunori Nosaka Using a Virtual Body to Aid in Exergaming System Development. 39-48 2009 29 IEEE Computer Graphics and Applications 2 http://doi.ieeecomputersociety.org/10.1109/MCG.2009.37 db/journals/cga/cga29.html#SinclairHMN09