@article{GregorMatzkeHajek2012,
  author    = {Thomas Gregor and G{\"u}nter Matzke-Hajek},
  title     = {Zur Benennung der Hybride aus Galeopsis angustifolia PERS. und Galeopsis segetum NECK.},
  journal   = {Kochia},
  volume    = {1},
  pages     = {143 -- 145},
  year      = {2012},
}