@article{Kasielke2010,
  author    = {Till Kasielke},
  title     = {Garten-Ringelblume - Calendula officinalis (Asteraceae) : Heilpflanze des Jahres 2009},
  volume    = {1},
  pages     = {193 -- 196},
  url       = {http://www.botanik-bochum.de/},
  year      = {2010},
}