Pavelchuk, Y. F., O. L. Lyashuk, S. N. Hrushetskyi, and O. P. Prokopova. “MODELING OF TECHNOLOGICAL PROCESS OF SOWING GRAIN CROPS BY OPENERS FOR DIRECT SOWING ON SLOPE”. Bulletin of Sumy National Agrarian University. The Series: Mechanization and Automation of Production Processes, no. 4 (46), Apr. 2022, pp. 18-24, doi:10.32845/msnau.2021.4.3.