New exact solutions of Einstein's field equations: Gravitational force can also be repulsive! Werner Dietz OriginalPaper Pages: 529 - 547
Can information be transferred faster than light? I. Agedanken device for generating electromagnetic wave packets with superoptic group velocity William Band OriginalPaper Pages: 549 - 562
New curvature-torsion relations through decomposition of the Bianchi Identities John B. Davies OriginalPaper Pages: 563 - 569
Microphysical nonseparability and relativistic signals Daniel EvrardFrancçois Thieffine OriginalPaper Pages: 575 - 583