Jarka, Sławomir. “FOOD SAFETY IN THE SUPPLY CHAIN USING BLOCKCHAIN TECHNOLOGY”. Acta Scientiarum Polonorum. Oeconomia 18, no. 4 (December 30, 2019): 41-48. Accessed May 1, 2024. https://js.wne.sggw.pl/index.php/aspe/article/view/1965.