@article{Doherr2006,
  author    = {Detlev Doherr},
  title     = {The Humboldt Digital Library : Exploring Innovative Structures},
  url       = {http://edoc.bbaw.de/oa/articles/reb4hhJtXWTRQ/PDF/27FpE0VFi5S.pdf},
  year      = {2006},
}