@misc{indiciae59300164eb1f,
  title = {Quantitative spectral types for 19 Algol secondaries},
  author = {Yoon, Tae S. and Honeycutt, R. Kent and Kaitchuck, Ronald H. and Schlegel, Eric M.},
  year = {1994},
  url = {https://ntrs.nasa.gov/citations/19950028793},
  note = {Source identifier: 19950028793}
}