1. Bär, C., Ginoux, N.: Classical and quantum fields on Lorentzian manifolds. In: Bär, C., Lohkamp, J., Schwarz, M. (eds.) Global Differential Geometry. Springer Proceedings in Mathematics, vol. 17 (2011). [ arXiv:1104.1158 [math-ph]]
2. Bär, C., Ginoux, N., Pfäffle, F.: Wave Equations on Lorentzian Manifolds and Quantization. European Mathematical Society, Zürich (2007). [ arXiv:0806.1036 [math.DG]]
3. Becker C., Benini M., Schenkel A., Szabo R.J.: Abelian duality on globally hyperbolic spacetimes. Commun. Math. Phys. 349(1), 361 (2017) [ arXiv:1511.00316 [hep-th]]
4. Becker C., Schenkel A., Szabo R.J.: Differential cohomology and locally covariant quantum field theory. Rev. Math. Phys. 29(01), 1750003 (2016) [ arXiv:1406.1514 [hep-th]]
5. Benini, M.: Locality in Abelian gauge theories over globally hyperbolic spacetimes. Dissertation for Ph.D., University of Pavia (2015). [ arXiv:1503.00131 [math-ph]]