TY - RPRT TI - Soft X-ray spectral variations in Scorpius X-1 AU - Kahn, S. M. AU - Charles, P. A. AU - Bowyer, S. AU - Blissett, R. J. PY - 1981 UR - https://ntrs.nasa.gov/citations/19820032847 ID - 19820032847 ER -