@article {ellery1995role,
	title = {The role of Cyperus papyrus L. in channel blockage and abandonment in the northeastern Okavango Delta, Botswana},
	journal = {African Journal of Ecology},
	volume = {33},
	number = {1},
	year = {1995},
	pages = {25{\textendash}49},
	publisher = {Wiley Online Library},
	author = {Ellery, WN and Ellery, K and Rogers, KH and McCarthy, TS}
}
