@book {20191,
	title = {Chinese ecomomic trees},
	year = {1921},
	publisher = {The Commercial Press, Ltd.},
	organization = {The Commercial Press, Ltd.},
	address = {Shanghai},
	url = {http://www.biodiversitylibrary.org/item/115117$\#$page/7/mode/1up},
	author = {Woon-Young Chun}
}
@article {19869,
	title = {New species and new combinations of Chinese plants},
	journal = {Journal of the Arnold Arboretum},
	volume = {8},
	year = {1927},
	pages = {19-22},
	chapter = {19},
	url = {http://www.biodiversitylibrary.org/page/8367210$\#$page/299/mode/1up},
	author = {Woon-Young Chun}
}
@article {19864,
	title = {Additions to the knowledge of Chinese trees, I},
	journal = {Journal of the Arnold Arboretum},
	volume = {9},
	year = {1928},
	pages = {150-153},
	chapter = {150},
	url = {http://www.biodiversitylibrary.org/item/33587$\#$page/156/mode/1up},
	author = {Woon-Young Chun}
}
