@article {55,
	title = { Food plants and flower visits of bumblebees (Bombus: Hymenoptera, Apidae) in southern Finland},
	journal = {Acta Zoologica Fennica},
	volume = {179},
	year = {1985},
	pages = {1-120},
	keywords = {Aculeata, Apidae, Bombus},
	author = {Ter{\"a}s, I.}
}
