#1
Does someone have a pdf copy of this work? Thank you
Rupp, L. 1989: The central European species of the genus Volucella (Diptera, Syrphidae) as commensals and parasitoids in the nests of bees and social wasps: studies on host-finding, larval biology and mimicry. - Albert-Ludwigs University, Freiburg-im-Breisgau, Germany. Inaugural Dissertation. 26 pp.