1997/06/22 by Ofer Megged, Megged, O.
Physics and Astronomy · Mathematics · #Cosmology and Gravitation Theories #Geometric Analysis and Curvature Flows #Relativity and Gravitational Theory
paper · pdf · doi:10.48550/arxiv.gr-qc/9706068
Paper withdrawn due to conceptual mistakes. A corrected version will soon be available at the gr-qc archive.