Zhigeng Pan Gaoqi He Shaoyong Su Xiangcheng Li Jingui Pan Virtual Network Marathon: Fitness-Oriented E-Sports in Distributed Virtual Environment. 520-529 2006 conf/vsmm/2006 VSMM http://dx.doi.org/10.1007/11890881_57 db/conf/vsmm/vsmm2006.html#PanHSLP06