Sexton, Philip F.; Norris, Richard D.; Wilson, Paul A.; Palike, Heiko; Westerhold, Thomas; Roehl, Ursula; Bolton, Clara T.; Gibbs, Samantha (2011): Eocene global warming events driven by ventilation of oceanic dissolved organic carbon. Macmillan Journals, London, United Kingdom, Nature (London), 471 (7338), 349-352, georefid:2011-050307