Linearity, non self-interacting spherically symmetric gravitational fields, the “sphereland equivalence principle” and Hamiltonian bubbles E. I. GuendelmanA. I. Rabinowitz OriginalPaper Pages: 117 - 128
Double duality and hidden gauge freedom in the poincaré gauge theory of gravitation Vadim V. Zhytnikov OriginalPaper Pages: 137 - 162
Progressing wave perturbations of cosmological spacetimes W. E. CouchR. J. Torrence OriginalPaper Pages: 163 - 177
Strains and rigidity in black-hole fields F. de FeliceS. Usseglio-Tomasset OriginalPaper Pages: 179 - 192
Kinematics and dynamics off(R) theories of gravity Steve RipplHenk van ElstDavid Taylor OriginalPaper Pages: 193 - 205
A method of reduction of Einstein's equations of evolution and a natural symplectic structure on the space of gravitational degrees of freedom Arthur E. FischerVincent Moncrief OriginalPaper Pages: 207 - 219
Quadrupole anisotropy from photon quantum effects Alexei V. NesterukRoy Maartens OriginalPaper Pages: 239 - 248
