@article {li2011constructing,
	title = {Constructing nonparametric likelihood confidence regions with high order precisions},
	journal = {Statistica Sinica},
	volume = {21},
	number = {4},
	year = {2011},
	pages = {1767},
	author = {Li, Xiao and Chen, Jiahua and Wu, Yaohua and Tu, Dongsheng}
}
