Graham, I. J.; Ditchburn, R. G.; Zondervan, A.; Carter, R. M.; Chang, S. W.; Choi, H.; Lee, S. R.; Wright, I. C. (2003): The Campbell ferromanganese nodule field (SW Pacific Ocean) formed beneath the Deep Western Boundary Current; an important source of paleoenvironmental and chronostratigraphic information. Underwater Mining Institute, South Korea, In: Proceedings of the 33rd Underwater Mining Institute, 23-26, georefid:2008-096954