@article {gelbard2007investigating,
	title = {Investigating diversity of clustering methods: An empirical comparison},
	journal = {Data \& Knowledge Engineering},
	volume = {63},
	number = {1},
	year = {2007},
	pages = {155{\textendash}166},
	publisher = {Elsevier},
	author = {Gelbard, Roy and Goldman, Orit and Spiegler, Israel}
}
@article {saunders2007carbon,
	title = {Carbon and water cycles in tropical papyrus wetlands},
	journal = {Wetlands Ecology and Management},
	volume = {15},
	number = {6},
	year = {2007},
	pages = {489{\textendash}498},
	publisher = {Springer},
	author = {Saunders, MJ and Jones, MB and Kansiime, F}
}
@book {gs07,
	title = {World Checklist of Cyperaceae. Sedges 1-765.},
	year = {2007},
	publisher = {The Board of Trustees of the Royal Botanic Gardens, Kew},
	organization = {The Board of Trustees of the Royal Botanic Gardens, Kew},
	author = {Govaerts, R. and Simpson, D. A.}
}
@book {hbcs07,
	title = {Flowering plant families of the world},
	year = {2007},
	publisher = {Royal Botanic Gardens},
	organization = {Royal Botanic Gardens},
	address = {Kew},
	author = {Heywood, V. H. and Brummitt, R. K. and Culham, A. and Seberg, O.}
}
