[1] Transatlantic distribution of the Alaskan White River Ash, 2014

Jensen, B.J.L., Pyne-O'Donnell, Sean, Plunkett, Gill, Froese, D.G., Hughes, P.D.M., Sigl, Michael, McConnell, J.R., Amesbury, M.J., Blackwell, P.J., van den Bogaard, Christel, Buck, C.E., Charman, D.J., Clague, J.J., Hall, V.A., Koch, Johannes, Mackay, Helen, Mallon, Gunnar, McColl, Lynsey, and Pilcher, J.R., 2014, Transatlantic distribution of the Alaskan White River Ash: Geology, v. 42, n. 10, p. 875-878, doi:10.1130/G35945.1

[2] Holocene tephras highlight complexity of volcanic signals in Greenland ice cores, 2012

Coulter, S.E., Pilcher, J.R., Plunkett, Gill, Baillie, Mike, Hall, V.A., Steffensen, J.P., Vinther, B.M., Clausen, H.B., and Johnsen, S.J., 2012, Holocene tephras highlight complexity of volcanic signals in Greenland ice cores: Journal of Geophysical Research, v. 117, 11 p., doi:10.1029/2012JD017698, 2012