Примак, І. Д., В. І. Купчик, and Т. В. Колесник. “Changes of Agrochemical Properties of Standard Black Soil in Different Systems of Main Soil Tillage and Fertilizing in the Central Forest-Steppe Ukraine”. Scientific Progress & Innovations, no. 3 (September 27, 2012): 26–30. Accessed December 13, 2025. https://journals.pdau.edu.ua/visnyk/article/view/628.