1.
Hasan HS. Air Gap Effect on the Properties of Unsaturated Symmitrical Double Polepiece Lenses. IHJPAS [Internet]. 2017 Sep. 22 [cited 2025 Apr. 30];21(1):49-61. Available from: https://jih.uobaghdad.edu.iq/index.php/j/article/view/1375