JAROSZ-ANGOWSKA, A.; KĄKOL, M. Comparative Analysis of Support to Agriculture in the QUAD Countries in 1986-2014. Zeszyty Naukowe SGGW w Warszawie - Problemy Rolnictwa Światowego, [S. l.], v. 16, n. 4, p. 140–154, 2016. DOI: 10.22630/PRS.2016.16.4.107. Disponível em: https://prs.sggw.edu.pl/article/view/3484. Acesso em: 6 maj. 2024.