@book{Biedermann2007,
author = {Biedermann, Annette and Bresser, Rudi K. F. and Valle Thiele, Reynaldo},
year = {2007},
isbn = {3-980721-9-4},
language = {eng},
copyright = {http://www.fu-berlin.de/sites/refubium/rechtliches/Nutzungsbedingungen},
title = {Modeling social capital},
url = "http://dx.doi.org/10.17169/refubium-21567",
}