@article{10352, recid = {10352}, author = {Scholle, Peter A.}, title = {Current oil and gas production from North American upper Cretaceous chalks /}, publisher = {Dept. of the Interior, Geological Survey ;}, address = {Reston, Va. :}, pages = {iv, 51 p. :}, year = {1977}, url = {http://library.usi.edu/record/10352}, }