Polynomial form of the Hilbert–Einstein action M. O. Katanaev Research Article 18 July 2006 Pages: 1233 - 1240
The hole argument for covariant theories M. IftimeJ. Stachel Research Article 26 July 2006 Pages: 1241 - 1252
Spherically symmetric, self-similar spacetimes Sanjay M. WaghKeshlan S. Govinder Research Article 18 July 2006 Pages: 1253 - 1259
On higher order gravities, their analogy to GR, and dimensional dependent version of Duff’s trace anomaly relation Mehrdad Farhoudi Research Article 06 July 2006 Pages: 1261 - 1284
Unifying phantom inflation with late-time acceleration: scalar phantom–non-phantom transition model and generalized holographic dark energy Shin’ichi NojiriSergei D. Odintsov Research Article 11 July 2006 Pages: 1285 - 1304
Flat Information Geometries in Black Hole Thermodynamics Jan E. ÅmanIngemar BengtssonNarit Pidokrajt Research Article 21 June 2006 Pages: 1305 - 1315
Crossing of the w = − 1 Barrier in Two-fluid Viscous Modified Gravity Iver Brevik Research Article 21 June 2006 Pages: 1317 - 1328
Comment on the paper by J. T. Jebsen reprinted in Gen. Rel. Grav. 37, 2253 – 2259 (2005) J. EhlersA. Krasiński Comment 18 July 2006 Pages: 1329 - 1330