Ashtekar, Abhay Quantum Gravity & Unified Theories, AEI-Golm, MPI for Gravitational Physics, Max Planck Society;
quantum.pdf (Preprint), 235KB
Ashtekar, A., & Lewandowski, J. (1999). Quantum Field Theory of Geometry. In T. Y. Cao (Ed.), Conceptual foundations of quantum field theory (pp. 187-207). Cambridge [u.a.]: Cambridge University Press.