@article{Giusti:2012Sh,
  author = "Giusti, Leonardo  and  Della Morte, Michele",
  title = "{Glueball masses from ratios of path integrals}",
  doi = "10.22323/1.139.0308",
  journal = "PoS",
  year = 2012,
  volume = "Lattice 2011",
  pages = "308"
}