POPOV, Valery; KRAJNJUCHENKO, Irina. World substratum. Physics of Consciousness and Life, Cosmology and Astrophysics, [S. l.], v. 10, n. 4, p. 59–63, 2010. Disponível em: https://physics.socionic.info/index.php/physics/article/view/225. Acesso em: 19 apr. 2025.