@article {Salmon:24 November 2005::129,
	author = "Salmon, Nathan",
	title = "7. The Logic of What Might Have Been (1989)",
	journal = "Metaphysics, Mathematics, and Meaning",
	volume = "1",
	year = "24 November 2005",
	abstract = "s and keywords to be supplied.",
	pages = "129-151(23)",
	url = "http://www.ingentaconnect.com/content/oso/1184043/2005/00000001/00000001/art00010"
}