@article {75,
	title = {Kimalaisten polymorfinen melanismi Suomessa ja l{\"a}hialueilla. (Polymorphic melanism of bumblebees in Finland and neighbouring areas (Hymenoptera: Apidae))},
	journal = {Bptria},
	volume = {19},
	year = {1994},
	pages = {85-90},
	keywords = {Aculeata, Apidae, Bombus},
	author = {Pekkarinen, A. and Ter{\"a}s, I. and Koivula, M. and P{\"o}yry, J. and Wahlberg, N.}
}
