@article {1107,
	title = {Distribution and phenology of the Vespinae and Polistinae species in eastern Fennoscandia (Hymenoptera: Vespidae)},
	journal = {Sahlbergia},
	volume = {2},
	year = {1995},
	pages = { 99-111},
	author = {Pekkarinen, A. and Huld{\'e}n, L.}
}
