Calibrating Gamma Ray Bursts from SN Ia

Canonical perturbation expansions to large order from classical hypervirial and Hellmann-Feynman theorems.

Cartan Frames and the General Relativistic Dirac Equation

Casimir effect at nonzero temperatures in a closed Friedmann Universe

Celestial spheres, light cones, and cuts.

Central charges in the canonical realization of asymptotic symmetries: An example from three dimensional gravity

Chaos in the Gyldén problem.

Characterization of the Szekeres inhomogeneous cosmologies as algebraically special spacetimes

Charged particle in the spacetime of a supermassive cosmic string

Classical analogue of a quantum Schwarzschild black hole: "Standard model" and beyond

Classical and quantum aspects of brane-world cosmology

Classical and quantum scattering on a spinning cone

Classification of scalar fields in general relativity.

Closed gravitational-wave universes - Analytic solutions with two-parameter symmetry

Closed universes containing sources of a massive vector field

Closure in anisotropic cosmological models

Coherent State Map and Deformations of Moyal Product

Collision-free gases in spatially homogeneous space-times

Collision-free gases in static space-times

Collisionless radiation in closed cosmologies