@book{Bresser2006,
author = {Bresser, Rudi K. F. and Valle Thiele, Reynaldo and Biedermann, Annette and Lüdeke, Holger},
year = {2006},
isbn = {3-9809721-6-X},
language = {eng},
copyright = {http://www.fu-berlin.de/sites/refubium/rechtliches/Nutzungsbedingungen},
title = {Opportunist or steward?},
url = "http://dx.doi.org/10.17169/refubium-22256",
}