1. Vacuum polarisation and the spontaneous loss of charge by black holes;Gibbons;Comm. Math. Phys.,1975
2. The Special Theory of Relativity;Bohm,1965
3. A theory of electrons and protons;Dirac;Proc. Roy. Soc. A,1930
4. Quantised singularities in the electromagnetic field;Dirac;Proc. Roy. Soc. A,1931
5. The theory of complex spectra;Slater;Phys. Rev.,1928