Burwitz, V. High Energy Astrophysics, MPI for Extraterrestrial Physics, Max Planck Society;
Beuermann, K., Burwitz, V., & Rauch, T. (2008). Establishing HZ43 A, Sirius B, and RX J185635-3754 as soft X-ray standards: a cross-calibration between the Chandra LETG+HRC-S, the EUVE spectrometer, and the ROSAT PSPC: Erratum. Astronomy & Astrophysics, 481(3), 769-769. doi:10.1051/0004-6361:20065478e.