Посилання:On massive photons inside a superconductor as follows from London and Ginzburg–Landau theory / R. de Bruyn Ouboter, A.N. Omelyanchouk // Физика низких температур. — 2017. — Т. 43, № 7. — С. 1109-1112. — Бібліогр.: 10 назв. — англ.
A phenomenological derivation in the frame of London's and Ginzburg-Landau theories is given that photons behave inside a superconductor as if they have mass.