@article {58,
	title = {Observations on Bombus humilis (Hymenoptera, Apidae) in Finland},
	journal = {Notulae Entomologicae},
	volume = {67},
	year = {1987},
	pages = {28-29},
	keywords = {Aculeata, Apidae, Bombus, Bombus humilis},
	author = {Pekkarinen, A. and Ter{\"a}s, I.}
}
@inbook {19,
	title = {Brown-banded Carder Bee - Juhannuskimalainen (NT) - Backhumla (DD) Bombus humilis},
	booktitle = {Indicator Species : An important tool when preserving the cultural landscape},
	year = {2013},
	keywords = {Aculeata, Apidae, Bombus, Bombus humilis},
	url = {http://www.ymparisto.fi/download.asp?contentid=141567\&lan=fi},
	author = {Paukkunen, J.}
}
