@misc{indiciaefddb826bc806,
  title = {[A PCA based efficient stellar spectra classification method].},
  author = {Dong-mei Qin and Zhan-yi Hu and Yong-heng Zhao},
  year = {2003},
  url = {https://pubmed.ncbi.nlm.nih.gov/12940003/},
  note = {Source identifier: 12940003}
}