1. Modified f(R) gravity consistent with realistic cosmology: From a matter dominated epoch to a dark energy universe;Nojiri;Phys. Rev. D,2006
2. F(R) cosmology in the presence of a phantom fluid and its scalar-tensor counterpart: Towards a unified precision model of the evolution of the Universe;Elizalde;Phys. Rev. D,2009
3. f(R) Gravity without a cosmological constant;De la Cruz-Dombriz;Phys. Rev. D,2006
4. Extended theories of gravity;Capozziello;Phys. Rep.,2011
5. Extended theories of gravity;Capozziello;Phys. Rep.,2011