Invisible SkyBernd Aschenbach, H. Jenkner, Hermann-Michael Hahn, Joachim Trümper · First published 2012Open the Tome
Relativistic Astrophysics and Cosmology - Einstein's LegacyBernd Aschenbach, Vadim Burwitz, Günther Hasinger, Bruno Leibundgut · First published 2007Open the Tome
Relativistic Astrophysics and CosmologyBernd Aschenbach,Vadim Burwitz,G. Nther Hasinger · First published 2008Open the Tome
X-Ray Optics, Instruments, and Missions IIIBernd Aschenbach, SPIE · First published 2000Open the Tome
