@article{principalcomponentanalysisandfactor,
  title = {Principal Component Analysis and Factor Analysis for Feature Selection in Credit Rating},
  author = {Shenghuan Yang and lonut Florescu and Md Tariqul Islam},
  year = {2020},
  eprint = {2011.09137},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2011.09137v2},
}