%0 Journal Article %B Organic Geochemistry %D 2019 %P 63\textendash76 %R https://doi.org/10.1016/j.orggeochem.2019.02.002 %T Autoxidation of the sea ice biomarker proxy IPSO25 in the near-surface oxic layers of Arctic and Antarctic sediments %U https://www.sciencedirect.com/science/article/pii/S014663801930018X %V 129