Grupo de Investigación en Xeometría Riemanniana
Xeom. de Riemann
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Middle East Technical University
Ankara, TurquíaPublicacións en colaboración con investigadores/as de Middle East Technical University (8)
1999
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Affine Osserman connections and their Riemann extensions
Differential Geometry and its Application, Vol. 11, Núm. 2, pp. 145-153
1998
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A rigid singularity theorem for spacetimes admitting irrotational reference frames
Journal of Geometry and Physics, Vol. 28, Núm. 1-2, pp. 158-162
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On affine Riemannian maps
Archiv der Mathematik, Vol. 71, Núm. 1, pp. 71-79
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Some splitting theorems for stably causal spacetimes
General Relativity and Gravitation, Vol. 30, Núm. 1, pp. 35-44
1997
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On a problem of Osserman in Lorentzian geometry
Differential Geometry and its Application, Vol. 7, Núm. 1, pp. 85-100
1996
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Singularity versus splitting theorems for stably causal spacetimes
Annals of Global Analysis and Geometry, Vol. 14, Núm. 3, pp. 301-312
1994
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A local characterization of Schwarzschild and Reissner metrics
General Relativity and Gravitation, Vol. 26, Núm. 12, pp. 1233-1248
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Null and infinitesimal isotropy in semi-Riemannian geometry
Journal of Geometry and Physics, Vol. 13, Núm. 3, pp. 207-222