@article{aconvolutionalforwardandbackprojection,
  title = {A Convolutional Forward and Back-Projection Model for Fan-Beam Geometry},
  author = {Kai Zhang and Alireza Entezari},
  year = {2019},
  eprint = {1907.10526},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1907.10526v1},
}