Some physical properties of neutrino-gravitational fields J. B. Griffiths OriginalPaper Pages: 141 - 150
A new theory of elementary matter Part IV: Two-particle systems: The particle-antiparticle pair and hydrogen Mendel Sachs OriginalPaper Pages: 161 - 197
Solutions of a bethe-salpeter equation F. T. HadjioannouE. Kyriakopoulos OriginalPaper Pages: 199 - 210