Renormalized Stress Tensor for trans-Planckian Cosmology

Renormalized stress tensor in one-bubble spacetimes

Renormalized Thermodynamic Entropy of Black Holes in Higher Dimensions

Renormalized Vacuum Polarization and Stress Tensor on the Horizon of a Schwarzschild Black Hole Threaded by a Cosmic String

Renyi entropies of a black hole from Hawking radiation

Reparameterization invariants for anisotropic Bianchi I cosmology with a massless scalar source

Reparametrization invariance of the classical metric

Repeatable light paths in the shearfree normal cosmological models

Reply Comment: Comparison of Approaches to Classical Signature Change

Reply to "A Comment on Singularities in Quantum Cosmology"

Reply to "Acausality of Massive Charged Spin 2 Fields"

Reply to "Bouncing Universes and their perturbations: remarks on a toy model"

Reply to "Can gravitational dynamics be obtained by diffeomorphism invariance of action?"

Reply to "Comment on 'Insensitivity of Hawking radiation to an invariant Planck-scale cutoff' "

Reply to "Comment on 'Quantization of FRW spacetimes in the presence of a cosmological constant and radiation'"

Reply to "Comment on 'Scalar-tensor gravity coupled to a global monopole and flat rotation curves' "

Reply to "Comment to a paper of M. Villata on antigravity"

Reply to "On scaling solutions with a dissipative fluid"

Reply to "the Comment on 'Modified Scalar-Tensor-Vector Gravity Theory and the Constraint on its Parameters' "

Reply to "The meaning of systematic errors, a comment to "Reply to On the Systematic Errors in the Detection of the Lense-Thirring Effect with a Mars Orbiter", by Lorenzo Iorio'', by G. Felici