PCT Symmetric Black Hole Radiation from Semiclosed Friedman Universe and Zitterbewegung of Radiating Particle. Global Journal of Science Frontier Research, [S. l.], v. 15, n. A6, p. 17–20, 2015. Disponível em: https://www.journalofscience.org/index.php/GJSFR/article/view/1674. Acesso em: 14 aug. 2026.