1. Arbab, A. I., "The analogy between matter and electromagnetic waves," Europhysics Letters, Vol. 94, No. 5, 50005, 2011.
doi:10.1209/0295-5075/94/50005 Google Scholar
2. Vigier, J. P., "Evidence for nonzero mass photons associated with a vacuum-induced dissipative red-shift mechanism," IEEE Transactions on Plasma Science, Vol. 18, No. 1, 64-72, 1990.
doi:10.1109/27.45506 Google Scholar
3. Kar, G., M. Sinha, and S. Roy, "Maxwell equations, nonzero photon mass, and conformal metric fluctuation," Int. J. Theor. Phys., Vol. 32, 593-607, 1993.
doi:10.1007/BF00673762 Google Scholar
4. Bardeen, J., L. N. Cooper, and J. R. Schrieffer, "Theory of superconductivity," Phys. Rev., Vol. 108, 1175, 1957.
doi:10.1103/PhysRev.108.1175 Google Scholar
5. Bass, L. and E. Schodinger, "Must the photon mass be zero?," Proc. Roy. Soc. London A, Vol. 232, No. 1188, 1-6, 1955.
doi:10.1098/rspa.1955.0197 Google Scholar
6. Proca, A., "Sur la theorie ondulatoire des electrons positifs et negatifs," J. Phys. Radium, Vol. 7, 347-353, 1936.
doi:10.1051/jphysrad:0193600708034700 Google Scholar
7. Aharonov, Y. and D. Bohm, "Significance of electromagnetic potentials in the quantum theory," Phys. Rev., Vol. 115, 485, 1959.
doi:10.1103/PhysRev.115.485 Google Scholar
8. Higgs, P. W., "Broken symmetries and the masses of gauge bosons," Phys. Rev. Lett., Vol. 13, 508, 1964.
doi:10.1103/PhysRevLett.13.508 Google Scholar
9. Ginzburg, V. L. and L. D. Landau, "On the theory of superconductivity," Zh. Eksp. Teor. Fiz., Vol. 20, 1064-1082, 1950. Google Scholar
10. Tu, L.-C., J. Luo, and G. T. Gilles, "The mass of the photon," Rep. Prog. Phys., Vol. 68, 77, 2005.
doi:10.1088/0034-4885/68/1/R02 Google Scholar
11. Lakes, R., "Experimental limits on the photon mass and cosmic magnetic vector potential," Phys. Rev. Lett., Vol. 80, 1826, 1998.
doi:10.1103/PhysRevLett.80.1826 Google Scholar
12. Goldhaber, A. S. and M. M. Nieto, "Terrestrial and extraterrestrial limits on the photon mass," Rev. Mod. Phys., Vol. 43, 277, 1971.
doi:10.1103/RevModPhys.43.277 Google Scholar
13. Poenaru, D. N. and A. Calboreanu, Europhysics News, Vol. 37, 24, 1990.
14. Van Vlaenderen, K. J., "generalization of classical electrodynamics for the prediction of scalar field effects," Classical Physics, 2003, http://arxiv.org/abs/physics/0305098v1. Google Scholar
15. Griffiths, D., Introduction to Electrodynamics, Prentice-Hall, 1999.
16. Arbab, A. I. and Z. A. Satti, "The generalized Maxwell equations and the prediction of electroscalar wave," Progress in Physics, Vol. 2, 8, 2009. Google Scholar
17. Arbab, A. I. and H. M. Widatalla, "The generalized continuity equation," Chinese Physics Letters, Vol. 27, 084703, 2010.
doi:10.1088/0256-307X/27/8/084703 Google Scholar
18. Arbab, A. I., "Complex Maxwell's equations," Chin. Phys. B, Vol. 22, No. 3, 030301, 2013.
doi:10.1088/1674-1056/22/3/030301 Google Scholar