@article{Clark:2009i/,
  author = "Clark, Michael A.  and  Kennedy, Anthony D.  and  Silva, Paulo J.",
  title = "{Tuning HMC using Poisson Brackets }",
  doi = "10.22323/1.066.0041",
  journal = "PoS",
  year = 2009,
  volume = "LATTICE 2008",
  pages = "041"
}