Publicacións en colaboración con investigadores/as de Middle East Technical University (8)

1999

  1. Affine Osserman connections and their Riemann extensions

    Differential Geometry and its Application, Vol. 11, Núm. 2, pp. 145-153

1998

  1. A rigid singularity theorem for spacetimes admitting irrotational reference frames

    Journal of Geometry and Physics, Vol. 28, Núm. 1-2, pp. 158-162

  2. On affine Riemannian maps

    Archiv der Mathematik, Vol. 71, Núm. 1, pp. 71-79

  3. Some splitting theorems for stably causal spacetimes

    General Relativity and Gravitation, Vol. 30, Núm. 1, pp. 35-44

1997

  1. On a problem of Osserman in Lorentzian geometry

    Differential Geometry and its Application, Vol. 7, Núm. 1, pp. 85-100

1996

  1. Singularity versus splitting theorems for stably causal spacetimes

    Annals of Global Analysis and Geometry, Vol. 14, Núm. 3, pp. 301-312

1994

  1. A local characterization of Schwarzschild and Reissner metrics

    General Relativity and Gravitation, Vol. 26, Núm. 12, pp. 1233-1248

  2. Null and infinitesimal isotropy in semi-Riemannian geometry

    Journal of Geometry and Physics, Vol. 13, Núm. 3, pp. 207-222