@article {Simmons:1 December 2002:0144-5987:437,
	author = "Simmons M.R.",
	title = "International Workshop on Oil Depletion: Uppsala, Sweden May 23, 2002",
	journal = "Energy Exploration & Exploitation",
	volume = "20",
	year = "1 December 2002",
	abstract = "",
	pages = "437-443(7)",
	url = "http://www.ingentaconnect.com/content/mscp/eee/2002/00000020/00000006/art00003"
	doi = "doi:10.1260/014459802321615063"
}