@article {1076,
	title = { Pheromonal and enzyme genetic characteristics of the Bombus lucorum species complex in northern Europe},
	journal = {Entomologica Fennica},
	volume = {4},
	year = {1996},
	pages = {187-194},
	author = {Pamilo, P. and Teng{\"o}, J. and Rasmont, P. and Pirhonen, K. and Pekkarinen, A. and Kaarnama, E.}
}
@article {909,
	title = {Variation in colony types in the ant Formica cinerea},
	journal = {Insectes Sociaux},
	volume = {43},
	year = {1996},
	pages = {329-332},
	author = {Lindstr{\"o}m, K. and Berglind, S.-{\r A}. and Pamilo, P.}
}
@book {860,
	title = {Evolution of social insect colonies: sex allocation and kin selection.},
	year = {1996},
	pages = {306},
	publisher = {Oxford University Press},
	organization = {Oxford University Press},
	address = {Oxford},
	author = {Crozier, R. H. and Pamilo, P.}
}
