Sigman, D.M., and E.A. Boyle. 2001. “Palaeoceanography: Antarctic Stratification and Glacial CO2”. Nature 412: 606. doi:10.1038/35088132.

Haug, G.H., and D.M. Sigman. 2009. “Palaeoceanography: Polar Twins”. Nature Geoscience 2. Nature Publishing Group: 91-92. doi:10.1038/ngeo423.

Jaccard, S.L., E.D. Galbraith, D.M. Sigman, and G.H. Haug. 2010. “A Pervasive Link Between Antarctic Ice Core and Subarctic Pacific Sediment Records over the past 800 Kyrs”. Quaternary Science Reviews 29: 206-12. doi:10.1016/j.quascirev.2009.10.007.

Frankowiak, K., X.T. Wang, D.M. Sigman, A.M. Gothmann, M.V. Kitahara, M. Mazur, A. Meibom, and J. Stolarski. 2016. “Photosymbiosis and the Expansion of Shallow-Water Corals”. Science Advances 2. American Association for the Advancement of Science. doi:10.1126/sciadv.1601122.

Sigman, D.M., M.P. Hain, and G.H. Haug. 2010. “The Polar Ocean and Glacial Cycles in Atmospheric CO2 Concentration”. Nature 466: 47-55. doi:10.1038/nature09149.

Sigman, D.M., S.L. Jaccard, and G.H. Haug. 2004. “Polar Ocean Stratification in a Cold Climate”. Nature 428: 59-63. doi:10.1038/nature02357.

Difiore, P.J., D.M. Sigman, K.L. Karsh, T.W. Trull, R.B. Dunbar, and R.S. Robinson. 2010. “Poleward Decrease in the Isotope Effect of Nitrate Assimilation across the Southern Ocean”. Geophysical Research Letters 37. American Geophysical Union. doi:10.1029/2010GL044090.

Granger, J., M.G. Prokopenko, C.W. Mordy, and D.M. Sigman. 2013. “The Proportion of Remineralized Nitrate on the Ice-Covered Eastern Bering Sea Shelf Evidenced from the Oxygen Isotope Ratio of Nitrate”. Global Biogeochemical Cycles 27. Blackwell Publishing Ltd: 962-71. doi:10.1002/gbc.20075.