B. Luo, Y. Niu, und F. Liu. CollaborateCom, Volume 163 von Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering, Seite 47-56. Springer, (2015)
H. Luo, R. Shen, C. Niu, und C. Ullrich. Proceedings of the 14th International Conference on Artificial Intelligence and Statistics (AISTATS), 15, Seite 470--478. (2011)