Author Affiliations +
JOHN R. GROVES,1 MERRELL A. MILLER2
1BP Amoco plc, 501 WestLake Park Boulevard, P.O. Box 3092, Houston, Texas 77253-3092
2BP Amoco plc, 501 WestLake Park Boulevard, P.O. Box 3092, Houston, Texas 77253-3092 and Present address: 4307 E. 68 Place, Tulsa, Oklahoma 74136, merrellmiller@compuserve.com