@article {833,
	title = {Impacts of wood ants (Formica aquilonia Yarr.) on the invertebrate food web oft he boreal forest floor},
	journal = {Annales Zoologici Fennici },
	volume = {37},
	year = {2000},
	pages = {93-100},
	author = {Laakso, J. and Set{\"a}l{\"a}, H.}
}
@article {832,
	title = {Composition and trophic structure of detrital food web in an ant nest mounds of Formica aquilonia and in the surrounding forest soil.},
	journal = {Oikos},
	volume = {81},
	year = {1998},
	pages = {266-278},
	author = {Laakso, J. and Set{\"a}l{\"a}, H.}
}
@article {831,
	title = {Nest mounds of red wood ants (Formica aquilonia): hot spots for litter-dwelling earthworm},
	journal = {Oecologica},
	volume = {111},
	year = {1997},
	pages = { 565-569},
	author = {Laakso, J. and Set{\"a}l{\"a}, H.}
}
