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.