@article{Liu:2012LU,
  author = "Liu, Qi",
  title = "{Practical methods for a direct calculation of \Delta I=1/2 K to \pi\pi Decay}",
  doi = "10.22323/1.139.0287",
  journal = "PoS",
  year = 2012,
  volume = "Lattice 2011",
  pages = "287"
}