TY - BOOK AU - Stevenson, D. L. CN - QE105 CN - QE105 CY - Urbana, DA - 1970. ID - 55605 KW - Petroleum KW - Petroleum KW - Trend surface analysis. N1 - Caption title. PB - Illinois State Geological Survey, PP - Urbana, PY - 1970. T1 - Trend-surface analysis of the structure of the Ste. Genevieve limestone in the Effingham, Illinois area TI - Trend-surface analysis of the structure of the Ste. Genevieve limestone in the Effingham, Illinois area VL - 454 ER -