Holding, Thomas, Ashton, Ian G C, Shutler, Jamie D (2020). Reanalysed (depth and temperature consistent) surface ocean CO₂ atlas (SOCAT) version 2020. ICOS ERIC - Carbon Portal. https://doi.org/10.18160/vmt4-4563

Watson, Andrew J, Schuster, Ute, Shutler, Jamie D, Holding, Thomas, Ashton, Ian G C, Landschützer, Peter, Woolf, David K, Goddijn-Murphy, Lonneke (2020). Interpolated Global surface ocean carbon dioxide partial pressure and ocean-atmosphere fluxes 1992-2018, corrected for surface temperature deviations. PANGAEA. https://doi.org/10.1594/pangaea.922985

Holding, Thomas, Ashton, Ian G C, Shutler, Jamie D (2019). Reanalysed (depth and temperature consistent) surface ocean CO₂ atlas (SOCAT) version 2019. PANGAEA. https://doi.org/10.1594/pangaea.905316