Macedo, Rodolfo Alves de. “THE WORLD STILL HAUNTED BY DEMONS: CARL SAGAN AND THE URGENCY OF CRITICAL THINKING”. Revista Ibero-Americana de Humanidades, Ciências e Educação 11, no. 9 (September 15, 2025): 1995–1999. Accessed October 15, 2026. https://periodicorease.pro.br/rease/article/view/21066.