Schulp, A. . “Palmer, D. 2003. Prehistoric past Revealed. The Four Billion Year History of Life on Earth. – London, Mitchell Beazley”. PalArch’s Journal of Archaeology of Egypt / Egyptology, vol. 2, no. 1, May 2021, p. 01, https://www.archives.palarch.nl/index.php/jae/article/view/901.