Cyclostratigraphy and eccentricity tuning of the early Oligocene through early Miocene (30.1–17.1 Ma): Cibicides mundulus stable oxygen and carbon isotope records from Walvis Ridge... 由 Liebrand, D, Beddow, H, Lourens, L, Pälike, H, Raffi, I, Bohaty, S, Hilgen, F, Saes, M, Wilson, P, van Dijk, A, Hodell, D, Kroon, D, Huck, C, Batenburg, S