Stefan Hollands Universität Leipzig Papers Existence of Local Covariant Time Ordered Products of Quantum Fields in Curved Spacetime Stefan Hollands, Robert M. Wald November 30, 2001 open access link Commun.Math.Phys. 231 (2002) 309-345 Local Wick Polynomials and Time Ordered Products of Quantum Fields in Curved Spacetime Stefan Hollands, Robert M. Wald March 20, 2001 open access link Commun.Math.Phys.223:289-326,2001 Pages« first‹ previous12 Slides