1. Design Parameters of Paraboloid-Hyperboloid Telescopes for X-ray Astronomy
2. X-Ray optics for the JET-X experiment aboard the SPECTRUM-X Satellite;Citterio,1994
3. Development and testing of the eROSITA mirror modules;Friedrich,2012
4. Optimization of the reflecting coatings for the New Hard X-ray Mission;Cotroneo,2009
5. A wide field X-ray telescope for astronomical survey purposes: from theory to practice;Conconi,2010