"Acceleration of Callus Formation in Date Palm (Phoenix Dactylifera L.) Zygotic Embryos". University of Khartoum Journal of Agricultural Sciences 25, no. 1 (مارس 28, 2023). تاريخ الوصول مايو 25, 2026. https://onlinejournals.uofk.edu/uofkjas/article/view/1789.