يعقوب غسان, سليمان حيان, and السفاف محمد. “Using of the Policy Analysis Matrix to Assess the Impact of the Syrian Crisis on the Citrus Production System”. Tishreen University Journal -Biological Sciences Series 44, no. 1 (March 31, 2022): 135–152. Accessed July 22, 2024. https://journal.tishreen.edu.sy/index.php/bioscnc/article/view/12050.