“The A Comparative Study of The Morphological and Anatomical Characteristics of The Leaves of Three Date Palm Cultivars Phoenix Dactylifera L. In Hadhramout Valley and Coast”. Hadhramout University Journal of Natural & Applied Sciences, vol. 19, no. 2, Nov. 2023, https://hu.edu.ye/hu-publications/journals/index.php/hujnas/article/view/29.