Jennifer, Fitchett M. “A Temporally Constrained Re-Evaluation of Temperature Inferences from Boomplaas and Isotope Records from Cango Caves: Comments on Thackeray (2016)”. South African Journal of Science, vol. 112, no. 7/8, July 2016, p. 2, doi:10.17159/sajs.2016/a0161.