@article {Gruner2004a,
	title = {Attenuation of top-down and bottom-up forces in a complex terrestrial community},
	journal = {Ecology},
	volume = {85},
	year = {2004},
	pages = {3010{\textendash}3022},
	url = {http://www.guaminsects.net/doc/collapse/Gruner{\%}20top{\%}20down{\%}20and{\%}20bottom{\%}20up{\%}20Hawaii.pdf},
	author = {Gruner, D. S.}
}
@article {VanBael2008a,
	title = {Birds as predators in tropical agroforestry systems},
	journal = {Ecology},
	volume = {89},
	year = {2008},
	month = {April},
	pages = {928{\textendash}934},
	url = {http://www.ncbi.nlm.nih.gov/entrez?Db=pubmed\&Cmd=ShowDetailView\&uid=18481517},
	author = {Van Bael, S. A. and Philpott, S. M. and Greenberg, R. and Bichier, P. and Barber, N. A. and Mooney, K. A. and Gruner, D. S.}
}
