Jalal Khidhir R, Hussein Rassul T. Assessing the Validity of Experts’ Value Judgment over Research Instruments. ZJHS [Internet]. 2023 Oct. 15 [cited 2024 Jul. 3];27(5):324-43. Available from: https://zancojournal.su.edu.krd/index.php/JAHS/article/view/948