Relativity and gravitation in generalproceedings of the Spanish Relativity Meeting in honour of the 65th birthday of Lluís Bel : Salamanca, Spain, 22-25 September 1998

1. Martín, J. ed. lit.
2. Ruiz, E. ed. lit.
3. Atrio, F. ed. lit.
4. Molina, A. ed. lit.