Rectification Principles in Additive Number Theory

@article{Bilu1998RectificationPI,
  title={Rectification Principles in Additive Number Theory},
  author={Yuri F. Bilu and Vsevolod F. Lev and Imre Z. Ruzsa},
  journal={Discrete & Computational Geometry},
  year={1998},
  volume={19},
  pages={343-354}
}
We consider two general principles which allow us to reduce certain additive problems for residue classes modulo a prime to the corresponding problems for integers.