@article{155027, recid = {155027}, author = {Grube, John P.}, title = {Reservoir characterization and improved oil recovery from multiple bar sandstones, Cypress Formation, Tamaroa and Tamaroa South Fields, Perry County, Illinois /}, publisher = {Illinois State Geological Survey,}, address = {Champaign, Ill. (615 E. Peabody Dr., Champaign 61820) :}, pages = {49 p. :}, year = {1992}, url = {http://library.usi.edu/record/155027}, }