ROSAT Wide Field Camera Mini-Survey of the Diffuse Sky Background in 90-188 eV Soft X-Rays Lieu, R. ; Bickert, K. ; Harris, A. W. ; Quenby, J. J. ; Sidher, S. D. ; Snowden, S. L. ; Sumner, T. J. ; West, R. G. ; Willingale, R. Abstract Publication: International Cosmic Ray Conference Pub Date: August 1991 Bibcode: 1991ICRC....1....1L