Sánchez-Beristain, F., Paredes-Arriaga, A., Martínez-Velarde, M. F., & Badillo-Avilés, S. (2023). Philosophical and Scientific Implications of Astrobiology and Palaeontology in the Light of Hypothesising the Existence of Intelligent Pre-human Civilisations on Earth: Empiricist, Rationalist, and Positivist Approaches. Paleontología Mexicana, 12(1), 43–52. https://doi.org/10.22201/igl.05437652e.2023.12.1.86