¹Conel M. O’D. Alexander
Philosophical Transactions of the Royal Society A 375, 2094 Link to Article [https://doi.org/10.1098/rsta.2015.0384]
¹Department of Terrestrial Magnetism, Carnegie Institution of Washington, 5241 Broad Branch Road NW, Washington, DC 20015, USA

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¹L. J. Hallis
Philosophical Transactions of the Royal Society 373, 2094 Link to Article [DOI: 10.1098/rsta.2015.0390]
¹School of Geographical and Earth Sciences, Gregory Building, University of Glasgow, Glasgow G12 8QQ, UK

We currently do not have a copyright agreement with this publisher and cannot display the abstract here