Francik, Sławomir, Adrian Knapczyk, Jarosław Frączek, and Zbigniew Ślipek. 2019. “ANALYSIS OF RESEARCH TRENDS IN AGRICULTURAL ENGINEERING”. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference 2 (June): 44-50. https://doi.org/10.17770/etr2019vol2.4169.