1. One-sided type-D gravitational instantons

   • M. Przanowski
   • B. Baka

   Research Articles Pages: 797 - 803

2. Is the Riemann tensor derivable from a tensor potential?

   • Enrico Massa
   • Enrico Pagani

   Research Articles Pages: 805 - 816

3. Stationary Riemannian space-times with self-dual curvature

   • J. D. Gegenberg
   • A. Das

   Research Articles Pages: 817 - 829

4. The solution of Dirac's equation in algebraically special space-times

   • G. F. Torres Del Castillo

   Research Articles Pages: 831 - 834

5. Approximate solutions for theR +R ² theories of gravitation: Torsion components

   • Y. Z. Zhang
   • K. Y. Guan

   Research Articles Pages: 835 - 845

6. Generating fields from data onH ⁻ ⋃H ⁺andH ⁻ ⋃I ⁺

   • R. J. Torrence
   • W. E. Couch

   Research Articles Pages: 847 - 866

7. Inertial structure. I

   • D. P. L. Castrigiano
   • G. Süssmann

   Research Articles Pages: 867 - 875

8. Structural stability properties of friedman cosmology

   • Marek Szydlowski
   • Michael Heller
   • Zdzislaw Golda

   Research Articles Pages: 877 - 890

9. Book review

   • Martin Walker

   BookReview Pages: 891 - 892