SMIRNOV, Dmitry, and Anna MASLOVA (IVANOVA). “Materialism in Works by I.P. Pnin and P.-H.T. Holbach: Comparative Analysis”. Utopía y Praxis Latinoamericana 25, no. 5 (August 14, 2020): 235-243. Accessed September 26, 2025. http://www.produccioncientifica.luz.edu.ve/index.php/utopia/article/view/33458.