@article {467,
	title = {A taxonomic revision of the Formica cinerea group (Hymenoptera: Formicidae).},
	journal = {Abhandlungen und Berichte des Naturkundemuseums G{\"o}rlitz},
	volume = {74},
	year = {2002},
	month = {2002},
	pages = {245-272},
	author = {Seifert, Bernhard}
}
@book {424,
	title = {The ants (Hymenoptera, Formicidae) of Poland },
	year = {2002},
	pages = {207},
	publisher = {Museum and Institute of Zoology PAS},
	organization = {Museum and Institute of Zoology PAS},
	address = {Warszawa},
	issn = {83-85192-98-0 },
	author = {Czechowski, Wojciech and Radchenko, Alexander G. and Czechowska, Wieslawa}
}
