APA (7th ed.) Citation

Grande, H. A. C., & Barata, J. C. A. (2025). Causal perturbation theory and scattering amplitudes.

Chicago Style (17th ed.) Citation

Grande, H. A. C., and J. C. A. Barata. Causal Perturbation Theory and Scattering Amplitudes. 2025.

MLA (9th ed.) Citation

Grande, H. A. C., and J. C. A. Barata. Causal Perturbation Theory and Scattering Amplitudes. 2025.

Warning: These citations may not always be 100% accurate.