@article{publication-7533,
	author={Becker, K H and Seidl, David},
	doi={10.1177/1350508407082268},
	issn={1553-0302},
	journal={Findings Brief : Health Care Financing & Organization},
	pages={939-944},
	publisher={AcademyHealth},
	title={Different Kinds of Openings of Luhmann's Systems Theory – A Reply to la Cour et al},
	volume=14,
	year=2007,
}