@misc{indiciaedb2d754a8f8e,
  title = {Southern Durchmusterung (Schoenfeld 1886): Documentation for the machine-readable version},
  author = {Warren, Wayne H., Jr. and Ochsenbein, Francois},
  year = {1989},
  url = {https://ntrs.nasa.gov/citations/19910021723},
  note = {Source identifier: 19910021723}
}