On Pauli's invention of non-abelian Kaluza-Klein Theory in 1953
On Penrose's `before the big bang' ideas
On perfect fluid models in non-comoving observational spherical coordinates
On Perturbation Spectra of N-flation
On Perturbations in Warm Inflation
On Phantom Thermodynamics
On phantom thermodynamics with negative temperature
On Physical Equivalence between Nonlinear Gravity Theories
On physical insignificance of null naked singularities
On physical meaning of Weyl vector
On Physical Properties of Cylindrically Symmetric Self-Similar Solutions
On Pilot Wave Quantum Cosmology
On plane gravitational waves in real connection variables
On Poisson Structure and Curvature
On polinomial formulations of general relativity
On possible a-priori "imprinting" of General Relativity itself on the performed Lense-Thirring tests with LAGEOS satellites
On Possible Measurement of Gravitational Interaction Parameters on Board a Satellite
On Primordial Density Perturbation and Decaying Speed of Sound
On Primordial Perturbations of Test Scalar Fields
On Principle of Universality of Gravitational Interactions