K. E. Peters, C. C. Walters, J. M. Moldowan, California) Peters, K. E. (United States Geological Survey, California) Moldowan, J. M. (Stanford University, Kenneth E. Peters, Clifford C. Walters
K. E. Peters, C. C. Walters, J. M. Moldowan, California) Peters, K. E. (United States Geological Survey, California) Moldowan, J. M. (Stanford University, Kenneth E. Peters, J. Michael Moldowan, Clifford C. Walters