Abbott, P., Davies, S., Steffensen, J. P., Pearce, N. J., Bigler, M., Johnsen, S. J., . . . Wastegård, S. (2012). A detailed framework of Marine Isotope Stages 4 and 5 volcanic events recorded in two Greenland ice-cores. Quaternary Science Reviews, 36, pp. 59-77. doi:10.1016/j.quascirev.2011.05.001

Abbott, Peter, Siwan Davies, Jørgen Peder Steffensen, Nicholas J.G Pearce, Matthias Bigler, Sigfus J. Johnsen, Inger K. Seierstad, Anders Svensson, and Stefan Wastegård. "A Detailed Framework of Marine Isotope Stages 4 and 5 Volcanic Events Recorded in Two Greenland Ice-cores." Quaternary Science Reviews 36 (2012): 59-77.

Abbott, Peter, et al. "A Detailed Framework of Marine Isotope Stages 4 and 5 Volcanic Events Recorded in Two Greenland Ice-cores." Quaternary Science Reviews 36 (2012): 59-77.