@misc{indiciaeeaa6bba936d7,
  title = {Spatial and spectral features of soft diffuse X ray background seen by the Einstein observatory},
  author = {Micela, G. and Harnden, F. R. and Rosner, R., Jr. and Sciortino, S. and Vaiana, G. S.},
  year = {1989},
  url = {https://ntrs.nasa.gov/citations/19900016579},
  note = {Source identifier: 19900016579}
}