@misc{indiciae5a76b32a13c1,
  title = {The Einstein observatory stellar X-ray database - An overview},
  author = {Sciortino, S. and Maggio, A. and Micela, G. and Harnden, F. R., Jr. and Vaiana, G. S.},
  year = {1988},
  url = {https://ntrs.nasa.gov/citations/19890039867},
  note = {Source identifier: 19890039867}
}