Year	2014
Authors	Duen-Ren Liu
Journal Title	Hsiu-Yu Liao, Kuan-Yu Chen,Yu-Shan Liao, Duen-Ren Liu, Jyun-Hung Chen, Virtual Goods Recommendations in Virtual Worlds, Proc. of the International Conference on Engineering and Applied Science, Hokkaido, Japan, July 22-24, 2014