Skawińska, Eulalia, and Romuald Zalewski. “PATENT ACTIVITY OF THE AGRARIAN SECTOR IN THE CONTEXT OF ITS DEVELOPMENT IN GLOBAL ECONOMY”. Acta Scientiarum Polonorum. Oeconomia 17, no. 2 (June 30, 2018): 89-96. Accessed May 2, 2024. https://js.wne.sggw.pl/index.php/aspe/article/view/4347.