@article {liu2014level,
	title = {Level-specific correction for nonparametric likelihoods},
	journal = {Journal of Nonparametric Statistics},
	volume = {26},
	number = {3},
	year = {2014},
	pages = {433{\textendash}449},
	publisher = {Taylor \& Francis},
	author = {Liu, Yukun and Chen, Jiahua and Li, Ting}
}
