Tham khảo Orchis simia

  • Leroy-Terquem, Gerald and Jean Parisot. (1991) Orchids: Care and Cultivation. London: Cassel Publishers Ltd.
  • Schoser, Gustav. (1993) Orchid Growing Basics. New York: Sterling Publishing Co., Inc.
  • White, Judy. (1996) Taylor’s Guide to Orchids. Frances Tenenbaum, Series Editor. New York: Houghton-Mifflin.
  • Alec Pridgeon. The Illustrated Encyclopedia of Orchids. Published by the Timber Press.
  • Bechtel, Cribb and Launert. The Manual Of Cultivated Orchid Species. Published by The MIT Press.
  • Williams, N. H. (1972) A reconsideration of Ada and the glumaceous brassias. Brittonia 24: 93–110.