LAYTHE, Brian; HOURAN, James. Adversarial Collaboration on a Drake-S Equation for the Survival Question. Journal of Scientific Exploration, [S. l.], v. 36, n. 1, p. 130–160, 2022. DOI: 10.31275/20222357. Disponível em: https://www.journalofscientificexploration.org/index.php/jse/article/view/2357. Acesso em: 24 apr. 2026.