TY - RPRT TI - Reflectance measurements of well cuttings from Ashley and Bradley Counties, Arkansas AU - Paul C. Hackley AU - Michael E. Ratchford AU - Peter D. Warwick PY - 2006 DO - 10.3133/ofr20061155 UR - https://pubs.usgs.gov/publication/ofr20061155 ID - ofr20061155 ER -