Димитров, С. Г., О. В. Топчій, and З. Б. Києнко. “Analysis of Spring Rapeseed Varieties (Brassica Napus L. Var. Oleifera) Presented in the State Register of Plant Varieties of Ukraine”. Plant Varieties Studying and Protection, vol. 15, no. 3, Oct. 2019, pp. 313-9, doi:10.21498/2518-1017.15.3.2019.181096.