[1]
C. Brain, “The first animals: ca. 760-million-year-old sponge-like fossils from Namibia”, S. Afr. J. Sci., vol. 108, no. 1/2, p. 8 pages, Jan. 2012, Accessed: Nov. 24, 2024. [Online]. Available: https://sajs.co.za/article/view/9937