@techreport{LehmannRatzmannBouncken2010, author = {Christian Lehmann and Martin Ratzmann and Ricarda B. Bouncken}, title = {Erhebung Mittelst{\"a}ndische Zeitarbeit 2010}, institution = {Wirtschaftswissenschaften}, series = {BaRoS - Bayreuth Reports on Strategy}, number = {1}, year = {2010} }