@article{KellerSchwarz2018,
  author    = {Matthias Keller and Michael Schwarz},
  title     = {The Kazdan-Warner equation on canonically compactifiable graphs},
  journal   = {Calculus of variations and partial differential equations},
  volume    = {57},
  number    = {2},
  doi       = {10.1007/s00526-018-1329-7},
  year      = {2018},
}