The Origin of the X-Ray Background

Fifty years of X-ray astronomy: A look back and into the (near) future - ScienceDirect

THE X-RAY BACKGROUND AND THE DEEP X-RAY SURVEYS

PDF) The Simulation, Composition and Shielding of Radiation-Induced X-ray-like Background in Space-Based X-ray Astronomy Missions

History of X-rays - 125 years in the making (pt 1) - Excillum

ISAS The Origin of the X-ray Background Now Unraveled / The Forefront of Space Science

ON THE ORIGIN OF THE DIFFUSE X-RAY BACKGROUND, High-Energy Astrophysics: American and Soviet Perspectives/Proceedings from the U.S.-U.S.S.R. Workshop on High-Energy Astrophysics

THE X-RAY BACKGROUND AND THE DEEP X-RAY SURVEYS

X-ray - Wikipedia

Chest x-ray Information

PDF) INTEGRAL observations of the cosmic X-ray background in the 5-100 keV range via occultation by the Earth

The large-scale smoothness of the Universe