Earth and Planetary Science Letters

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.

Journal of Human Evolution

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.