K.  Bargum, Helanterä, H., and Sundström, L., ?Genetic population structure, queen supersedure and social polymorphism in a social Hymenoptera.?, Journal of Evolutionary Biology, vol. 20, pp. 1351-1360, 2007.

K.  Bargum and Sundström, L., ?Multiple breeders, breeder shifts and inclusive fitness returns in an ant.?, Proceedings of the Royal Society B. Biological Sciences, vol. 274, pp. 1547-1551, 2007.