%0 Journal Article %A Daniele Colosi %A Dennis Rätzel %T The Unruh Effect in General Boundary Quantum Field Theory %J Symmetry, integrability and geometry: methods and applications %D 2013 %V 9 %U http://geodesic.mathdoc.fr/item/SIGMA_2013_9_a18/ %G en %F SIGMA_2013_9_a18