TY - RPRT TI - Holocene and late glacial palaeoceanography and palaeolimnology of the Black Sea: Changing sediment provenance and basin hydrography over the past 20,000 years AU - David Z. Piper AU - S.E. Calvert PY - 2011 DO - 10.1016/j.gca.2011.07.016 UR - https://pubs.usgs.gov/publication/70190437 ID - 70190437 ER -