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	year = {2012},
	pages = {775{\textendash}785},
	author = {Liu, Yan and Luo, Zhonglai and Wu, Xiaoqin and Bai, Xiufeng and Zhang, Dianxiang}
}
@article {25,
	title = {Phylogeny and classification of the subfamily Rubioideae (Rubiaceae)},
	journal = {Plant Systematics and Evolution},
	volume = {225},
	year = {2000},
	pages = {43{\textendash}72},
	author = {Bremer, B and Manen, J-F}
}
