@article {66346,
	title = {Estimates of Undiscovered Recoverable Conventional Resources of Oil and Gas in the United States},
	volume = {860},
	year = {1981},
	pages = {1-87},
	institution = {Department of the Interior},
	keywords = {Coal, Gas, hydrocarbons, Oil, United States},
	isbn = {860},
	author = {Dolton, G. L. and Carlson, K. H. and Charpentier, R. R. and Coury, A. B. and Crovelli, R. A. and Frezon, S. E. and Khan, A. S. and Lister, J. H. and McMullin, R. H. and Pike, R. S. and Powers, R. B. and Scott, E. W. and Varnes, K. L.}
}
