C1XS Takes First Taste of Lunar X-Rays - SpaceFlightNow.com, 23 January 2009.
C1XS Instrument Onboard Chandrayaan-1 Catches First Glimpse of X-rays from the Moon - ISRO PR, 23 January, 2009.
Chandrayaan-1 Camera C1XS detects X-ray Signals from a region near the Apollo Landing Sites - The Hindu, 23 January 2009.