@article {168,
	title = {Additamentum adnotationum in monographiam formicarum borealium Europae.},
	journal = {Acta Societatis Scientiarum Fennicae},
	volume = {2},
	year = {1846},
	month = {1846},
	pages = {1041-1062},
	author = {Nylander, William}
}
@book {120,
	title = {Hymenopterologische Studien. 1. Formicariae.},
	year = {1850},
	pages = {74},
	publisher = {Ernst Ter Meer},
	organization = {Ernst Ter Meer},
	address = {Aachen},
	author = {Foerster, Arnold}
}
