Winter, A., Breunig, E., Friedrich, P., Proserpio, L., & Döhring, T. (2015). Indirect glass slumping for future x-ray missions: overview, status and progress. In S. L., O'Dell, & G., Pareschi (Eds.), Optics for EUV, X-Ray, and Gamma-Ray Astronomy VII (pp. 1-8). doi:10.1117/12.2188511.