@article {1597,
	title = {Lipara lucensin {\"a}k{\"a}mist{\"a} ja niiden asukkaista. {\"U}ber die Lipara lucens {\textendash} Gallen des Schilfes und deren Bewohner.},
	journal = {Annales Entomologici Fennici},
	volume = {22},
	year = {1956},
	pages = {98, 102},
	author = {Valkeila, E.}
}
@article {1271,
	title = {Kolme Suomelle uutta pisti{\"a}islajia},
	journal = {Annales Entomologici Fennici},
	volume = {22},
	year = {1956},
	pages = {129-133},
	author = {Valkeila, E.}
}
@article {1270,
	title = {A note on the taxonomy and nomenclature oft wo European species oft he genus Stigmus Panzer (Hym., Sphecidae).},
	journal = {Annales Entomologici Fennici},
	volume = {22},
	year = {1956},
	pages = {165-167},
	author = {Valkeila, E.}
}
