@article {1128,
	title = {Ecological observations on Bombus lapponicus (F.) (Hymenoptera, Apidae) in eastern Finnish Forest Lapland.},
	journal = {Notulae Entomologicae},
	volume = {66},
	year = {1986},
	pages = {55-60},
	author = {Pulliainen, E. and Rantatupa, H.}
}
