المؤلفون: Briant, Rebecca M., Bates, Martin R., Boreham, Steve, Cameron, Nigel G., Coope, G. Russell, Field, Michael H., Hatch, B. Marcus, Holmes, Jonathan A., Keen, David H., Kilfeather, Aiobhean A., Penkman, Kirsty E.H., Simons, Rianne M.J., Schwenninger, Jean-Luc, Wenban-Smith, Francis F., Whitehouse, Nicola J., Whittaker, John E.

المصدر: In Proceedings of the Geologists' Association February 2019 130(1):1-26