@article {1494,
	title = {En f{\"o}r faunan ny parasitstekel Eclytus exornatus Grav.},
	journal = {Notulae Entomologicae},
	volume = {37},
	year = {1957},
	pages = {90},
	author = {H{\'e}llen, W.}
}
@article {1493,
	title = {Tvenne f{\"o}r faunan nya Apanteles-arter (Hym., Brac.) },
	journal = {Notulae Entomologicae},
	volume = {37},
	year = {1957},
	pages = {76},
	author = {H{\'e}llen, W.}
}
@article {1492,
	title = {Zur Kenntnis der Braconidae: Cyclostomi Finnlands.},
	journal = {Notulae Entomologicae},
	volume = {37},
	year = {1957},
	pages = {33-52},
	keywords = {pdf},
	author = {H{\'e}llen, W.}
}
@article {1491,
	title = {F{\"o}r faunan nya Apanteles-arter (Hym., Brac.).},
	journal = {Notulae Entomologicae},
	volume = {37},
	year = {1957},
	pages = {26},
	author = {H{\'e}llen, W.}
}
@article {1490,
	title = { Zur Ichneumonidenfauna Finnlands IX (Hym.). },
	journal = {Notulae Entomologicae},
	volume = {36},
	year = {1957},
	pages = {125-141},
	author = {H{\'e}llen, W.}
}
@article {1489,
	title = { Zur Kenntnis der der Agathidinen Finnlands (Hym., Brac.)},
	journal = {Notulae Entomologicae},
	volume = {36},
	year = {1957},
	pages = {116-125},
	author = {H{\'e}llen, W.}
}
