https://pure.psu.edu/en/publications/the-axaf-ccd-imaging-spectrometer-2/
The AXAF CCD imaging spectrometer - Penn State
ccdimagingspectrometerpennstate
https://pure.psu.edu/en/publications/x-ray-ccd-calibration-for-the-axaf-ccd-imaging-spectrometer/
X-ray CCD calibration for the AXAF CCD Imaging Spectrometer - Penn State
x rayfor theccdcalibration
https://cxc.cfa.harvard.edu/newsletters/news_02/section3_8.html
AXAF Users' Committee Membership List
users committeemembershiplist