Lee, Jonathan, Srinath T. V. Setty, Justin Thaler, and Riad S. Wahby. “Linear-Time Zero-Knowledge SNARKs for R1CS.” IACR Cryptol. EPrint Arch. 2021 (2021): 30. https://eprint.iacr.org/2021/030.

@article{DBLP:journals/iacr/LeeSTW21,
  author = {Lee, Jonathan and Setty, Srinath T. V. and Thaler, Justin and Wahby, Riad S.},
  title = {Linear-time zero-knowledge SNARKs for {R1CS}},
  journal = {{IACR} Cryptol. ePrint Arch.},
  volume = {2021},
  pages = {30},
  year = {2021},
  url = {https://eprint.iacr.org/2021/030}
}