(Table 4, page 800) U, Th and Pa analyses for the top layers of a ferromanganese crust of the Pacific Ocean (Mn139) - Ku, Teh-Lung; Omura, Akiko; Chen, P S (In supplement to: Ku, T-L et al. (1979): Be10 and U-series isotopes in manganese from the Central North Pacific. In: Bischoff, J.L., Piper, D.Z. (Eds.), Marine Geology and Oceanography of the Pacific Manganese Nodule Province. Marine Science, Plenum Publishing Corporation, New York, U.S.A., 791-814, https://doi.org/10.1007/978-1-4684-3518-4_26, 1972)