@article{Stout2009,
  author    = {Arlow Burdette Stout},
  title     = {Self- and cross-pollinations in Cichorium Intybus with reference to sterility},
  journal   = {Memoirs of the New York Botanical Garden},
  volume    = {6},
  pages     = {333 -- 454},
  year      = {2009},
}