FÈVRE, R. .; DIJON, F. Two Cosmological Hypotheses: The Friedmann-Planck Micro-Universes for Vacuum Particles, The Schwarzschild Photon Spheres for Elementary Particles. European Journal of Applied Sciences, [S. l.], v. 9, n. 6, p. 211–228, 2021. DOI: 10.14738/aivp.96.11263. Disponível em: https://journals.scholarpublishing.org/index.php/AIVP/article/view/11263. Acesso em: 27 may. 2022.