Daley, T.J. and Thomas, E.R. and Holmes, J.A. and Street-Perrott, F.A. and Chapman, M.R. and Tindall, J.C. and Valdes, P.J. and Loader, N.J. and Marshall, J.D. and Wolff, E.W. and Hopley, Philip J. and Atkinson, T. and Barber, K.E. and Fisher, E.H. and Robertson, I. and Hughes, P.D.M. and Roberts, C.N. (2011) The 8200yr BP cold event in stable isotope records from the North Atlantic region. Global and Planetary Change 79 (3-4), pp. 288-302. ISSN 0921-8181.

Hopley, Philip J. and Marshall, J.D. and Latham, A.G. (2009) Speleothem preservation and diagenesis in South African hominin sites implications for paleoenvironments and geochronology. Geoarchaeology 24 (5), pp. 519-547. ISSN 0883-6353.

Hopley, Philip and Weedon, G.P. and Marshall, J.D. and Latham, A.G. and Herries, A.I.R. and Kuykendall, K.L. (2007) High- and low-latitude orbital forcing of early hominin habitats in South Africa. Earth and Planetary Science Letters 256 (3-4), pp. 419-432. ISSN 0012-821X.

Hopley, Philip and Marshall, J.D. and Weedon, G.P. and Latham, A.G. and Herries, A.I.R. and Kuykendall, K.L. (2007) Orbital forcing and the spread of C4 grasses in the late Neogene: stable isotope evidence from South African speleothems. Journal of Human Evolution 53 (5), pp. 620-634. ISSN 0047-2484.

Hopley, Philip and Latham, A.G. and Marshall, J.D. (2006) Palaeoenvironments and palaeodiets of mid-Pliocene micromammals from Makapansgat Limeworks, South Africa: a stable isotope and dental microwear approach. Palaeogeography, Palaeoclimatology, Palaeoecology 233 (3-4), pp. 235-251. ISSN 0031-0182.

Brenchley, P.J. and Marshall, J.D. and Harper, D.A.T. and Buttler, C.J. and Underwood, Charlie J. (2006) A late Ordovician (Hirnantian) karstic surface in a submarine channel, recording glacio-eustatic sea-level changes: Meifod, central Wales. Geological Journal 41 (1), pp. 1-22. ISSN 0072-1050.

Brenchley, P.J. and Marshall, J.D. and Underwood, Charlie J. (2001) Do all mass extinctions represent an ecological crisis? evidence from the late Ordovician. Geological Journal 36 (3-4), pp. 329-340. ISSN 0072-1050.

Underwood, Charlie J. and Crowley, S.F. and Marshall, J.D. and Brenchley, P.J. (1997) High resolution carbon isotope stratigraphy of the basal Silurian stratotype (Dob's Linn, Scotland) and its global correlation. Journal of the Geological Society 154 (4), pp. 709-718. ISSN 0016-7649.