1. K. Nandra, X. Barcons, D. Barret, A. Fabian, J.W. den Herder, L. Piro, M. Watson “Athena: The Advanced Telescope for High Energy Astrophysics”, Mission proposal, http://www.the-athena-x-ray-observatory.eu/
2. Performance characterization of silicon pore optics;Collon,2006
3. ESA-led ATHENA/IXO Optics Development Status;Bavdaz,2011
4. W. Zhang, 2013.
5. Hot slumping glass technology and integration process to manufacture a grazing incidence scaled prototype for the IXO telescope modules;Ghigo,2009