Stratigraphic occurrences of sub-polar planktic foraminifera in pleistocene sediments on the Lomonosov Ridge, Arctic Ocean - O’Regan, Matt; Coxall, Helen; Cronin, Thomas; Gyllencreutz, Richard; Jakobsson, Martin; Kaboth, Stefanie; Lowemark, Ludvig; Wiers, Steffen; West, Gabriel (Frontiers in Earth Science, 2019)