Paul Tennent Duncan Rowland Joe Marshall Stefan Rennick Egglestone Alexander Harrison Zachary Jaime Brendan Walker Steve Benford Breathalising games: understanding the potential of breath control in game interfaces. 58 2011 Advances in Computer Entertainment Technology http://doi.acm.org/10.1145/2071423.2071496 conf/ACMace/2011 db/conf/ACMace/ace2011.html#TennentRMEHJWB11