Powell, A. James; Lewis, Jane; Dodge, John D. (1992): The palynological expressions of post-Palaeogene upwelling; a review. Geological Society of London, London, United Kingdom, In: Summerhayes, C. P. (editor), Prell, Warren L. (editor), Emeis, Kay-Christian (editor), Upwelling systems; evolution since the early Miocene, 64, 215-226, georefid:2001-063906