Mitchell, L., Buizert, C., Brook, E., Breton, D., Fegyveresi, J., Baggenstos, D., Orsi, A., Severinghaus, J., Alley, R. B., Albert, M., Rhodes, R. H., McConnell, J. R., Sigl, M., Maselli, O. J., Gregory, S., Ahn, J. (2015). Observing and modeling the influence of layering on bubble trapping in polar firn, Journal of Geophysical Research: Atmospheres, 120, 2558-2574, 10.1002/2014JD022766