57 citations · 69 across the 2 of their papers we have counts for
2 papers
gr-qc1998★ 57 cited
Geodesics in the Gamma spacetime
L. Herrera, Filipe M. Paiva, N. O. Santos
Circular and radial geodesics are studied in the spacetime described by the metric. Their behaviour is compared with the spherically symmetric situation, bringing out the sensi…
gr-qc1997★ 12 cited
Limits of the energy-momentum tensor in general relativity
Filipe M. Paiva, Marcelo J. Reboucas, Graham S. Hall +1
A limiting diagram for the Segre classification of the energy-momentum tensor is obtained and discussed in connection with a Penrose specialization diagram for the Segre types. A g…