CZECH, Katarzyna; WIELECHOWSKI, Michał. ARE AGRICULTURAL COMMODITY PRICES AFFECTED BY COVID-19? A STRUCTURAL BREAK IDENTIFICATION. Proceedings of the International Scientific Conference "Economic Sciences for Agribusiness and Rural Economy", [S. l.], n. 4, 2021. DOI: 10.22630/ESARE.2020.4.4. Disponível em: https://esare.ieif.sggw.pl/article/view/5138. Acesso em: 25 dec. 2025.