Ćwiklińska, Anna, Zbigniew Broda, and Jan Bocianowski. 2009. “Comparative Analysis of the Features of Wild Species Within the Genus Secale for Widening Genetic Variability to Be Utilized in Breeding”. Bulletin of Plant Breeding and Acclimatization Institute, no. 252 (June):119-37. https://doi.org/10.37317/biul-2009-0061.