@article {Leonard:1 December 2002:0144-5987:445,
	author = "Leonard R.",
	title = "Russian Oil and Gas: A Realistic Assessment",
	journal = "Energy Exploration & Exploitation",
	volume = "20",
	year = "1 December 2002",
	abstract = "",
	pages = "445-449(5)",
	url = "http://www.ingentaconnect.com/content/mscp/eee/2002/00000020/00000006/art00004"
	doi = "doi:10.1260/014459802321615072"
}