@article{anextensivereviewonspectralimagingin,
  title = {An Extensive Review on Spectral Imaging in Biometric Systems: Challenges and Advancements},
  author = {Rumaisah Munir and Rizwan Ahmed Khan},
  year = {2018},
  eprint = {1807.05771},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1807.05771v2},
}