1994. Early and Middle Pleistocene pollen stratigraphy from British Geological Survey borehole 81/29, Devil's Hole area, central North Sea. Netherlands Journal of Sea Research 32, 49-62.Ekman SR, Scourse JD. 1993. Early and Middle Pleistocene pollen stratigraphy from British Geological Survey ...
1993. Early and Middle Pleistocene pollen stratigraphy from British Geological Survey borehole 81/26, Fladen Ground, central North Sea. Reviews in Palaeobotony and Palynol- ogy 79: 285-295.EKMAN, S. R. & SCOURSE, J. D. 1993. Early and Middle Pleistocene pollen stratigraphy from British ...