“Fossil Prokaryotes and Protists. Editado por J. H. Lipps-Blackwell Sc. Publ., Inc., Cambridge, 1993”. (2013) Ameghiniana, 30(4), p. 394. Available at: https://ameghiniana.org.ar/index.php/ameghiniana/article/view/2174 (Accessed: 26 September 2025).