SpringerLink (Online service), Bär, C., & Fredenhagen, K. (2009). Quantum field theory on curved spacetimes: Concepts and mathematical foundations. Springer. https://doi.org/10.1007/978-3-642-02780-2
Chicago Style (17th ed.) CitationSpringerLink (Online service), Christian Bär, and K. Fredenhagen. Quantum Field Theory on Curved Spacetimes: Concepts and Mathematical Foundations. Dordrecht ; New York: Springer, 2009. https://doi.org/10.1007/978-3-642-02780-2.
MLA (9th ed.) CitationSpringerLink (Online service), et al. Quantum Field Theory on Curved Spacetimes: Concepts and Mathematical Foundations. Springer, 2009. https://doi.org/10.1007/978-3-642-02780-2.
Warning: These citations may not always be 100% accurate.