@article{BaumannDamesKuehneletal.2002,
  author    = {Otto Baumann and Petra Dames and Dana K{\"u}hnel and Bernd Walz},
  title     = {Distribution of serotonergic and dopaminergic nerve fibers in the salivary gland complex of the cockroach Periplaneta americana},
  url       = {http://www.biomedcentral.com/1472-6793/2/9},
  year      = {2002},
}