@misc{baumgartner2009heinrich,
  author = {Baumgärtner, Ingrid},
  interhash = {485c9079ab416478e40242dba5e35987},
  intrahash = {c9c758c11d4796512377e835ad43f52b},
  title = {Heinrich II.},
  url = {http://nbn-resolving.org/urn/resolver.pl?urn=urn:nbn:de:hebis:34-2012011240293},
  year = 2009
}