Sugár, Eszter; Fodor, Nándor; Sándor, Renáta; Bónis, Péter; Vida, Gyula; Árendás, Tamás (27 November 2019). “Spelt Wheat: An Alternative for Sustainable Plant Production at Low N-Levels”. Sustainability11 (23): 6726. doi:10.3390/su11236726.
Wieser H. (2001). “Comparative Investigations of Gluten Proteins from Different Wheat Species”. European Food Research and Technology213 (3): 183–186. doi:10.1007/s002170100365.