@article {Ka{\ss}mann2008,
	title = {Influence of supplementary food on the behaviour of Greylag Geese Anser anser in an urban environment},
	journal = {Wildfowl},
	volume = {58},
	year = {2008},
	pages = {46{\textendash}54},
	keywords = {activity budget, although people feed birds, anser anser, around the world, for, governments often prohibit feeding, grain in many cities, greylag goose, local, on bread and, supplementary food},
	url = {https://beta.wwt.org.uk/userfiles/files/7\_KassmannWoog\_pp\_46\_54.pdf},
	author = {K{\"a}{\ss}mann, Sonja and Woog, Friederike}
}
