@article{FresardKopp2001,
  author    = {Raymond Fr{\´e}sard and Thilo Kopp},
  title     = {Slave bosons in radial gauge: the correct functional integral representation and inclusion of non-local interactions},
  journal   = {Nuclear Physics B},
  volume    = {594},
  number    = {3},
  pages     = {769 -- 789},
  doi       = {10.1016/S0550-3213(00)00657-X},
  year      = {2001},
}