L. Zheng, Z. Qiu, W. Pan, and Y. Gao. ChinaCom, volume 262 of Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering, page 374-383. Springer, (2018)
X. Pan, P. Rau, and A. Xie. Advances in Computer Entertainment Technology, volume 352 of ACM International Conference Proceeding Series, page 421. ACM, (2008)