@book{Ruhe1975,
  author    = {Ruhe, Ernstpeter},
  title     = {De amasio ad amasiam: Zur Gattungsgeschichte des mittelalterlichen Liebesbriefes.},
  url       = {http://nbn-resolving.de/urn:nbn:de:bvb:20-opus-36708},
  publisher      = {Universit{\"a}t W{\"u}rzburg},
  year      = {1975},
  abstract  = {No abstract available},
  language  = {de}
}