@article {859,
	title = {Attraction of sexes in Formica lugubris Zett. (Hymenoptera, Formicidae).},
	journal = {Insectes Sociaux},
	volume = {40},
	year = {1993},
	pages = {319-32},
	author = {Cherix, D. and Fletcher, D.J.C. and Chautems, D. and Fortelius, W. and Gris, G. and Keller, L. and Rosengren, R. and Vargo, E. L. and Walther, F.}
}
