Kovtun В.И., and Kovtun Л.Н. “Soft Winter Wheat Variety Model of Intensive Type for the Conditions of the South, South-East and the Central Black Earth Zone of Russia”. Agricultural Journal ISSN (Print): 2687-1246, ISSN (Online): 2687-1254 15, no. 1 (March 21, 2022). Accessed November 8, 2026. https://ojs.fnac.center/index.php/agricultural-journal/article/view/209.