Y. Wang, L. Wang, Y. Li, D. He, and T. Liu. Proceedings of the 26th Annual Conference on Learning Theory, volume 30 of Proceedings of Machine Learning Research, page 25--54. Princeton, NJ, USA, PMLR, (June 2013)
J. He, and X. Li. Proceedings of the 9th international semantic web conference on The semantic web - Volume Part II, page 339--354. Berlin, Heidelberg, Springer-Verlag, (2010)
L. Liu, and Z. Li. Proceedings of the 15th ACM SIGPLAN symposium on Principles and practice of parallel programming, page 213--222. New York, NY, USA, ACM, (2010)
J. Bezdek, W. Li, Y. Attikiouzel, and M. Windham. Soft Computing - A Fusion of Foundations, Methodologies and Applications, 1 (4):
166--179(December 1997)