@article {813,
	title = {Samettimuurahainen Suomessa.},
	journal = {Luonnon Tutkija},
	volume = {81},
	year = {1977},
	pages = {129-133},
	author = {Kilpi{\"a}inen, A. and Valkeila, E. and Vesajoki, H. and Wuorenrinne, H.}
}
@article {62,
	title = {Suomen kimalaisista ja loiskimalaisista (On Finnish bumblebees and cuckoo bumblebees (Apidae))},
	journal = {Luonnon Tutkija},
	volume = {81},
	year = {1977},
	pages = {1-24},
	keywords = {Aculeata, Apidae, Bombus, pdf},
	author = {Pekkarinen, A. and Ter{\"a}s, I.}
}
