Use Cayley-Hamilton’s Theorem and Nakayama’s Lemma to Study the Relationship between the Normal Rings and Valuation Rings . مجلة العلوم الأساسية [Internet]. 2021 Aug. 26 [cited 2026 Jun. 18];34(1). Available from: https://journal.damascusuniversity.edu.sy/index.php/basj/article/view/1237