Бугайов, В. Д., В. В. Бугайов, and І. В. Смульська. “The Use of Less Common Grass Varieties As a Factor of Increasing Forage Lands Productivity”. Plant Varieties Studying and Protection, vol. 13, no. 1, Mar. 2017, pp. 89-94, doi:10.21498/2518-1017.13.1.2017.97352.