Navarro, Teresa, Jalal El Oualidi, and Mohammed Sghir Taleb. “Relationship Between Seed Size and Related Functional Traits in North Saharan Acacia Woodlands”. Plant Ecology and Evolution 151, no. 1 (March 28, 2018): 87-95. Accessed October 24, 2020. https://www.plecevo.eu/index.php/plecevo/article/view/1367.