@article{alpharootingcolorimageenhancementmethod,
  title = {Alpha-rooting color image enhancement method by two-side 2-D quaternion discrete Fourier transform followed by spatial transformation},
  author = {Artyom M. Grigoryan and Aparna John and Sos S. Agaian},
  year = {2018},
  eprint = {1807.07960},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1807.07960v1},
}