THE SPEED OF PHOTONS IN A VACUUM AND EXPERIMENTS TO MEASURE IT. Web of Teachers: Inderscience Research , [S. l.], v. 2, n. 11, p. 233–237, 2024. Disponível em: https://mail.webofjournals.com/index.php/1/article/view/2237. Acesso em: 11 jun. 2026.