National Energy Technology Laboratory/US DOE, PO Box 880 3610 Collins Ferry Rd., Morgantown, WV 26507-0880 United States
National Energy Technology Laboratory/US DOE, PO Box 880 3610 Collins Ferry Rd., Morgantown, WV 26507-0880 United States; West Virginia University Department of Geology, White Hall, Morgantown, WV 26505 United States
National Energy Technology Laboratory/US DOE, 626 Cochrans Mill Road P.O. Box 10940, Pittsburgh, PA 15236-0940 United States
National Energy Technology Laboratory/US DOE, 626 Cochrans Mill Road P.O. Box 10940, Pittsburgh, PA 15236-0940 United States
National Energy Technology Laboratory/US DOE, PO Box 880 3610 Collins Ferry Rd., Morgantown, WV 26507-0880 United States