صوفان ق. ., بولص خوري, and نزار معلا. “Correlation and Regression Analaysis for Some Economic Characteristics of Tobacco Genotypes (Nicotiana Tabacum L.)”. Tishreen University Journal -Biological Sciences Series, vol. 46, no. 1, Apr. 2024, pp. 229-40, https://journal.tishreen.edu.sy/index.php/bioscnc/article/view/16187.