@article{Zhang2011Affine,
  title={Affine Legendre moment invariants for image watermarking robust to geometric distortions},
  author={Zhang, Hui and Shu, Huazhong and Coatrieux, Gouenou and Zhu, Jie and Wu, Jonathan Q. M. and Zhang, Yue and Zhu, Hongqing and Luo, Limin},
  journal={IEEE Transactions on Image Processing A Publication of the IEEE Signal Processing Society},
  volume={20},
  number={8},
  pages={2189-2199},
  year={2011},
}