Conference paper
Filters for soft x-ray solar telescopes
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Proceedings of SPIE 1989
Eberhard Spiller, Kurt Grebe, et al.
Proceedings of SPIE 1989
J.P. Henry, Eberhard Spiller, et al.
Proceedings of SPIE 1989
Y. Vladimirsky, E. Kallne, et al.
Proceedings of SPIE 1989
Eberhard Spiller, Leon Golub
Applied Optics