Comment on "gravitomagnetic influence on gyroscopes and on the lunar orbit".

@article{Kopeikin2007CommentO,
  title={Comment on "gravitomagnetic influence on gyroscopes and on the lunar orbit".},
  author={Sergei Kopeikin},
  journal={Physical review letters},
  year={2007},
  volume={98 22},
  pages={229001; discussion 229002}
}