@article {Schroder:October 1998:0031-8094:433,
	author = "Schroder, Jurgen",
	title = "Emergence: Non-Deducibility or Downwards Causation",
	journal = "The Philosophical Quarterly",
	volume = "48",
	year = "October 1998",
	abstract = "",
	pages = "433-452(20)",
	url = "http://www.ingentaconnect.com/content/bpl/phiq/1998/00000048/00000193/art00001"
	doi = "doi:10.1111/1467-9213.00113"
}