@article {549,
	title = {The Jambi gigantopterids and their place in gigantopterid classification},
	journal = {Botanical Journal of the Linnean Society},
	volume = {161},
	year = {2009},
	pages = {302-328},
	chapter = {302},
	url = {http://onlinelibrary.wiley.com/doi/10.1111/j.1095-8339.2009.01004.x/pdf},
	author = {Booi, Menno and Waveren, Isabel M. van and Konijnenburg-Van Cittert, Johanna H. A. van}
}
@article {548,
	title = {Comia and Rhachiphyllum from the Early Permian of Sumatra, Indonesia},
	journal = {Review of Palaeobotany and Palynology},
	volume = {156},
	year = {2009},
	pages = {418-435},
	chapter = {418},
	author = {Booi, Menno and Waveren, Isabel M. van and Konijnenburg-Van Cittert, Johanna H. A. van}
}
