Walter SRShah, Jaekel U, Osterholz H, Fisher AT, Huber JA, Pearson A, Dittmar T, Girguis PR.  2018.  Microbial decomposition of marine dissolved organic matter in cool oceanic crust. Nature Geoscience. 11(5):334-339.

Matsumoto K., Lynch-Stieglitz J..  2003.  Persistence of Gulf Stream separation during the Last Glacial Period: Implications for current separation theories. Journal of Geophysical Research-Oceans. 108(C6)