سليمان ح. An econometric analysis of the costs of rain-fed olive production in Syria. Tishreen University Journal -Biological Sciences Series, [S. l.], v. 45, n. 1, p. 35–44, 2023. Disponível em: https://journal.tishreen.edu.sy/index.php/bioscnc/article/view/14233. Acesso em: 21 may. 2024.