FISCALETTI, D.; SORLI, A. A Three-Dimensional Non-Local Quantum Vacuum as the Origin of Photons. Ukrainian Journal of Physics, [S. l.], v. 65, n. 2, p. 106, 2020. DOI: 10.15407/ujpe65.2.106. Disponível em: https://ujp.bitp.kiev.ua/index.php/ujp/article/view/2019393. Acesso em: 19 oct. 2021.