@article {1798,
	title = {A provisional list of the Balkan ants (Hym. Formicidae) and a key to the worker caste. II. Key to the worker caste, including the European species without the Iberian.},
	journal = {Mitteilungen der Schweizerischen Entomologischen Gesellschaft},
	volume = {60},
	year = {1987},
	pages = {261{\textendash}293},
	author = {Agosti, Donat and Collingwood, Cedric A.}
}
@article {1798,
	title = {A provisional list of the Balkan ants (Hym. Formicidae) and a key to the worker caste. I. Synonymic list.},
	journal = {Mitteilungen der Schweizerischen Entomologischen Gesellschaft},
	volume = {60},
	year = {1987},
	pages = {51-62},
	author = {Agosti, Donat and Collingwood, Cedric A.}
}
