Y. Cheng

发表

C. Law, Y. Cheng, 2006, Proceedings of the Royal Society of Edinburgh: Section A Mathematics.

Y. H. Cheng, D. L. Zhu, Daoli Zhu, 2005, J. Glob. Optim..

W. Lian, C. Law, Wei-Chuan Wang, 2009, Proceedings of the Royal Society of Edinburgh: Section A Mathematics.