Media type: E-Article Title: Space, Boundaries, and the Problem of Order: A View from Systems Theory Contributor: Helmig, Jan; Kessler, Oliver Published: Oxford University Press (OUP), 2007 Published in: International Political Sociology, 1 (2007) 3, Seite 240-256 Language: English DOI: 10.1111/j.1749-5687.2007.00016.x ISSN: 1749-5679; 1749-5687 Origination: Footnote: