@incollection{pfannkuche2003cpef, author={Olaf {Pfannkuche}}, title={{Chlorophyll pigment equivalents from surface sediment at station M21/6$\_$MC439}}, year={2003}, doi={10.1594/PANGAEA.95149}, url={https://doi.org/10.1594/PANGAEA.95149}, note={In: Pfannkuche, O (2003): Biogeochemistry on 396 surface sediment profiles from the Atlantic Ocean. PANGAEA, https://doi.org/10.1594/PANGAEA.758765}, type={data set}, publisher={PANGAEA} }