@article {2058,
	title = {Myrmecobosca mandibularis Maneval funnen i Finland},
	journal = {Notulae Entomologicae},
	volume = {29},
	year = {1949},
	pages = {124},
	author = {H{\'e}llen, W.}
}
@article {1463,
	title = {F{\"o}r landet ny parasitstekel Tryphon compunctor Grav.},
	journal = {Notulae Entomologicae},
	volume = {29},
	year = {1949},
	pages = {61},
	author = {H{\'e}llen, W.}
}
@article {1462,
	title = {Zur Kenntnis der Encyrtiden (Hym., Chalcididae) Finnlands.},
	journal = {Notulae Entomologicae},
	volume = {29},
	year = {1949},
	pages = {41-50},
	author = {H{\'e}llen, W.}
}
