1. van Slageren MW. Wild wheats: a monograph of Aegilops L. and Amblyopyrum (Jaub. & Spach) Eig (Poaceae). Aleppo: Agricultural University, Wageningen; International Center for Agricultural Research in Dry Areas; 1994.
2. Kihara H. Discovery of the DD-analyser, one of the ancestors of Triticum vulgare. Agric Hortic (Tokyo). 1944;19:889–90.
3. McFadden ES, Sears ER. The artificial synthesis of Triticum spelta. Rec Genet Soc of Am. 1944;13:26–7.
4. Kimber G, Yen Y. Analysis of pivotal-differential evolutionary patterns. Proc Natl Acad Sci U S A. 1988;85:9106–8.
5. Eig A. Monographish-kritische Ubersicht der Gattung Aegilops. In: Fedde F, editor. Repertorium specierum novarum regni vegetabilis. Dahlem bei Berlin, Germany: Verlag des Repertoriums; 1929. p. 1–228.