@book {375,
	title = {Sahapisti{\"a}iset 3. Siricoidea, Orussoidea ja Cephoidea.},
	series = {Maatalous- ja mets{\"a}el{\"a}intieteen laitos. Julkaisuja},
	volume = {6},
	year = {1984},
	publisher = {Helsingin Yliopisto},
	organization = {Helsingin Yliopisto},
	keywords = {Cephidae, Orussidae, Siricidae, Symphyta, Xiphydriidae},
	author = {Viitasaari, M.}
}
