Variational principle for gravity in the extended phase space

Variational Principles and Cosmological Models in Higher-Order Gravity

Variational Principles for Constrained Electromagnetic Field and Papapetrou Equation

Variational Principles in General Relativity

Variational theory of perfect hypermomentum fluid

Variations of constants as a test of gravity, cosmology and unified models

Variations of G and SEE project

Variations on the Seventh Route to Relativity

Various Facets of Spacetime Foam

Various features of quasiequilibrium sequences of binary neutron stars in general relativity

Various Hamiltonian formulations of f(R) gravity and their canonical relationships

Varying Alpha

Varying Alpha Driven by the Dirac-Born-Infeld Scalar Field

Varying c and Particle Horizons

Varying c cosmology and Planck value constraints

Varying Constants

Varying Constants, Black Holes, and Quantum Gravity

Varying Couplings in Electroweak Theory

Varying fine structure "constant" and charged black holes

Varying Fine-Structure Constant and the Cosmological Constant Problem