@article {Zacheis2001,
	title = {Effects of migratory geese on plant communities of an Alaskan salt marsh},
	journal = {Journal of Ecology},
	volume = {89},
	number = {1},
	year = {2001},
	pages = {57{\textendash}71},
	publisher = {British Ecological Society},
	keywords = {Geese},
	url = {http://www.jstor.org/stable/3072118},
	author = {Zacheis, A. and Hupp, J.W. and Ruess, R.W.}
}
@article {MarkA.FordandJamesB.Grace1998,
	title = {Effects of Vertebrate Herbivores on Soil Processes, Plant Biomass, Litter Accumulation and Soil Elevation Changes in a Coastal Marsh},
	journal = {Journal of Ecology},
	volume = {86},
	number = {6},
	year = {1998},
	pages = {974{\textendash}982},
	author = {Mark A. Ford and James B. Grace}
}
@article {Mulder2001,
	title = {{Long-term effects of changes in goose grazing intensity on arrowgrass populations: a spatially explicit model}},
	journal = {Journal of Ecology},
	volume = {89},
	number = {3},
	year = {2001},
	pages = {406{\textendash}417},
	publisher = {British Ecological Society},
	url = {http://www.jstor.org/stable/3072285},
	author = {Mulder, C.P.H. and Ruess, RW}
}
