@phdthesis{Klett2021,
  author      = {Michael Klett},
  title       = {Auxiliary particle approach for strongly correlated electrons : How interaction shapes order},
  type        = {doctoralthesis},
  school      = {Universit{\"a}t W{\"u}rzburg},
  doi       = {10.25972/OPUS-24812},
  year        = {2021},
}