Please make sure to cite the following papers if you use the proton response files:
-[V. Fioretti et al., "Unveiling the origin of XMM-Newton soft proton flares I. Design and validation of a response matrix for proton spectral analysis", A&A, 691, A229 (2024)](https://www.aanda.org/articles/aa/full_html/2024/11/aa51231-24/aa51231-24.html)
-[T. Mineo et al., "Unveiling the origin of XMM-Newton soft proton flares II. Systematics in the proton spectral analysis", A&A, 691, A230 (2024)](https://www.aanda.org/articles/aa/full_html/2024/11/aa51232-24/aa51232-24.html)