@article{Baer:2014eQ,
  author = "Baer, Oliver  and  Horz, Ben",
  title = "{The kaon mass in 2+1+1 flavor twisted mass Wilson ChPT}",
  doi = "10.22323/1.187.0109",
  journal = "PoS",
  year = 2014,
  volume = "LATTICE 2013",
  pages = "109"
}