Nabeel Yehya, Noor. “Identification of Some Cultivars of Pyrus Communis L. Planted in Mosul City Using Morpholgical and Chemical Characters”. College of Basic Education Research Journal 14, no. 1 (April 1, 2018): 425–444. Accessed October 26, 2025. https://stats.uomosul.edu.iq/index.php/berj/article/view/38687.