سفاف م. .; يعقوب غ.; سليمان ح. Using the Policy Analysis Matrix (PAM) to Study Changes in Subsidies on the Apple Crop in Syria During the Period (2010-2021). Tishreen University Journal -Biological Sciences Series, [S. l.], v. 44, n. 4, p. 79–96, 2022. Disponível em: https://journal.tishreen.edu.sy/index.php/bioscnc/article/view/12600. Acesso em: 18 may. 2024.