Lavrelashvili, George V. Quantum Gravity and Unified Theories, AEI Golm, MPI for Gravitational Physics, Max Planck Society;
1408.0351.pdf (Preprint), 339KB
PhysRevD.90_083004.pdf (Any fulltext), 318KB
Kahniashvili, T., Maravin, Y., Lavrelashvili, G. V., & Kosowsky, A. (2014). Primordial Magnetic Helicity Constraints from WMAP Nine-Year Data. Physical Review D, 90: 083004. doi:10.1103/PhysRevD.90.083004.