@Book{Ziegler2007,
author  = "Ziegler, Rolf",
title   = "The Kula ring of Bronislaw Malinowski. A simulation model of the co-evolution of an economic and ceremonical exchange system; vorgelegt in der Sitzung vom 12. Dezember 2003",
year    = "2007",
address = "München",
series  = "Sitzungsberichte",
volume  = "Jahrgang 2007, Heft 1",
url     = "https://publikationen.badw.de/en/022481013",
}