@article {chen1998penalized,
	title = {Penalized likelihood-ratio test for finite mixture models with multinomial observations},
	journal = {Canadian Journal of Statistics},
	volume = {26},
	number = {4},
	year = {1998},
	pages = {583{\textendash}599},
	publisher = {Wiley-Blackwell},
	author = {Chen, Jiahua}
}
