Jiwar, Z.M. and Othman, Z.I. 2023. Building an ontology for diagnosing Sidr tree diseases. Journal of Al-Qadisiyah for Computer Science and Mathematics. 15, 1 (Feb. 2023), Comp Page 68–78. DOI:https://doi.org/10.29304/jqcm.2023.15.1.1141.