Böhringer, H. High Energy Astrophysics, MPI for Extraterrestrial Physics, Max Planck Society; Theory and Complex Plasmas, MPI for Extraterrestrial Physics, Max Planck Society;
Werner, N., Böhringer, H., Kaastra, J. S., de Plaa, J., Simionescu, A., & Vink, J. (2007). Carbon and nitrogen in the X-ray emitting hot gas of M 87. In Heating versus Cooling in Galaxies and Clusters of Galaxies (pp. 309-311). Berlin, Germany: Springer.
