OTC Historical from Polarstern

@misc{https://doi.org/10.1594/pangaea.891486,
  doi = {10.1594/PANGAEA.891486},
  url = {https://doi.pangaea.de/10.1594/PANGAEA.891486},
  author = {van Heuven, Steven and Hoppema, Mario},
  keywords = {DATE/TIME, LONGITUDE, LATITUDE, DEPTH, water, Salinity, Temperature, water, Temperature at equilibration, Pressure, atmospheric, Pressure at equilibration, Salinity, interpolated, Pressure, atmospheric, interpolated, Depth, bathymetric, interpolated/gridded, Distance, xCO2 (water) at equilibrator temperature (dry air), Partial pressure of carbon dioxide (water) at sea surface temperature (wet air), Fugacity of carbon dioxide (water) at sea surface temperature (wet air), Algorithm, Quality flag, Underway cruise track measurements, extracted from the World Ocean Atlas 2005, extracted from the NCEP/NCAR 40-Year Reanalysis Project, extracted from the 2-Minute Gridded Global Relief Data (ETOPO2), Recomputed after SOCAT (Pfeil et al., 2013), PS109, Polarstern, Surface Ocean CO2 Atlas Project (SOCAT)},
  language = {en},
  title = {Underway physical oceanography and carbon dioxide measurements during Polarstern cruise PS109},
  publisher = {PANGAEA},
  year = {2018},
  copyright = {Creative Commons Attribution 3.0 Unported}
}

TY  - DATA
T1  - Underway physical oceanography and carbon dioxide measurements during Polarstern cruise PS109
AU  - van Heuven, Steven
AU  - Hoppema, Mario
DO  - 10.1594/PANGAEA.891486
UR  - https://doi.pangaea.de/10.1594/PANGAEA.891486
AB  - Cruise QC flag: C (see further details).
KW  - DATE/TIME
KW  - LONGITUDE
KW  - LATITUDE
KW  - DEPTH, water
KW  - Salinity
KW  - Temperature, water
KW  - Temperature at equilibration
KW  - Pressure, atmospheric
KW  - Pressure at equilibration
KW  - Salinity, interpolated
KW  - Pressure, atmospheric, interpolated
KW  - Depth, bathymetric, interpolated/gridded
KW  - Distance
KW  - xCO2 (water) at equilibrator temperature (dry air)
KW  - Partial pressure of carbon dioxide (water) at sea surface temperature (wet air)
KW  - Fugacity of carbon dioxide (water) at sea surface temperature (wet air)
KW  - Algorithm
KW  - Quality flag
KW  - Underway cruise track measurements
KW  - extracted from the World Ocean Atlas 2005
KW  - extracted from the NCEP/NCAR 40-Year Reanalysis Project
KW  - extracted from the 2-Minute Gridded Global Relief Data (ETOPO2)
KW  - Recomputed after SOCAT (Pfeil et al., 2013)
KW  - PS109
KW  - Polarstern
KW  - Surface Ocean CO2 Atlas Project (SOCAT)
PY  - 2018
PB  - PANGAEA
LA  - en
SN  - 10.1594/pangaea.890974
ER  -