grm uses the same license as PLINK2.

If you find grm useful, please cite:

@article{chang2015second,
  title={Second-generation PLINK: rising to the challenge of larger and richer datasets},
  author={Chang, Christopher C and Chow, Carson C and Tellier, Laurent CAM and Vattikuti, Shashaank and Purcell, Shaun M and Lee, James J},
  journal={Gigascience},
  volume={4},
  number={1},
  pages={s13742--015},
  year={2015},
  publisher={Oxford University Press}
}