@article {957,
	title = {Breeding Barn Swallows <i>Hirundo rustica</i> on organic and conventional arable farms in the Netherlands},
	journal = {Journal of Ornithology},
	volume = {150},
	year = {2009},
	note = {Hirundinidae},
	pages = {515-518},
	keywords = {yesnest},
	author = {Kragten, S. and E. Reinstra and E. Gertenaar}
}
