Попов, С. І., О. Ю. Леонов, К. М. Попова, and С. В. Авраменко. “Ecological Plasticity of Winter Wheat Varieties Depending on Root Nitrogen Nutrition in the Eastern Forest-Steppe of Ukraine”. Plant Varieties Studying and Protection, vol. 15, no. 3, Oct. 2019, pp. 296-02, doi:10.21498/2518-1017.15.3.2019.181087.