@article {2453,
	title = {Taxonomische Bemerkungen {\"u}ber einige Blattwespen I (Hymenoptera, Symphyta)},
	journal = {Notulae Entomologicae},
	volume = {52},
	year = {1973},
	pages = {33-39},
	author = {Lindqvist, E.}
}
@article {2452,
	title = {Taxonomische Kommentare zu mehreren Amauronematus-Arten aus Finnland (Hymenoptera, Tenthredinidae)},
	journal = {Notulae Entomologicae},
	volume = {53},
	year = {1973},
	pages = {41-58},
	author = {Lindqvist, E.}
}
@article {1577,
	title = { List of the Hymenoptera collected by the Finnish Spitsbergen expeditions.},
	journal = {Annales Entomologici Fennici},
	volume = {39},
	year = {1973},
	pages = {67-68},
	author = {Vikberg, V.}
}
@article {1086,
	title = {Suomen yhteiskunta-ampiaisista (Vespidae)},
	journal = {Luonnon Tutkija},
	volume = {77},
	year = {1973},
	pages = {12{\textendash}19},
	keywords = {pdf},
	author = {Pekkarinen, A.}
}
@article {1079,
	title = {Low allozymic variability in Formica ants},
	journal = {Hereditas},
	volume = {80},
	year = {1973},
	pages = {293-296},
	author = {Pamilo, P. and Veps{\"a}l{\"a}inen, K. and Rosengren, R.}
}
@article {934,
	title = {Beitr{\"a}ge zur Kenntnis der finnischen Arten der Gattung Passaloecus Shuckard (Hym., Sphecoidea).},
	journal = {Annales Entomologici Fennici},
	volume = {39},
	year = {1973},
	pages = { 108-119.},
	author = {Merisuo, A. K.}
}
@article {933,
	title = { Zur Biologie von Passaloecus clypealis Faester (Hym., Sphecoidea). },
	journal = {Annales Entomologici Fennici},
	volume = {39},
	year = {1973},
	pages = {103-108},
	author = {Merisuo, A. K.}
}
@article {932,
	title = {Eine neue Art zur Gattung Passaloecus Shuckard (Hym., Sphecoidea). },
	journal = {Annales Entomologici Fennici},
	volume = {39},
	year = {1973},
	pages = {22-23},
	author = {Merisuo, A. K.}
}
@article {114,
	title = {Ichneumonidae from Hardangervidda},
	journal = {Fauna of the Hardangervidda 2. Zool. Mus. Univ. of Bergen},
	volume = {2},
	year = {1973},
	pages = {1-50},
	author = {Jussila, R.}
}
