Gravitational waves from an axi-symmetric source in the Nonsymmetric Gravitational Theory N. J. CornishJ. W. MoffatD. C. Tatarski OriginalPaper Pages: 933 - 946
Elliptic and hyperbolic matter-radiation models of the universe Jacques Randon OriginalPaper Pages: 947 - 951
The equivalence principle and an electric charge in a gravitational field Ashok K. Singal OriginalPaper Pages: 953 - 967
Comment on ‘singularity theorems and the [general relativity + additional matter fields] formulation of metric theories of gravitation’ Robert J. Low OriginalPaper Pages: 969 - 972
Segre types of symmetric two-tensors inn-dimensional spacetimes J. SantosM. J. RebouÇasA. F. F. Teixeira OriginalPaper Pages: 989 - 999