Paper published in a book (Scientific congresses and symposiums)XMM-Newton Studies of the Wolf-Rayet Colliding-Wind Binaries WR 25 (WN6h+O4f) and WR 11 (WC8+O7.5III)
van der Hucht, K. A.; Raassen, A. J. J.; Mewe, R. et al.
2007 • In Massive Stars in Interactive Binaries